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14 Highlights 72 Differences 0 Reactions 0 Likes
Sennheiser HD 820 Facts: 148 Specifications & 14 Highlights
Still unsure about the Sennheiser HD 820? These 148 specs & features — like the popular general information, dimensions & weight, materials & build & audio performance — could help lock in your decision.
A fast snapshot of the Sennheiser HD 820, covering its standout specification and what you can expect right out of the box.
Sennheiser HD 820
Sennheiser HD 820 are premium closed‑back audiophile headphones designed to combine immersive sound with effective isolation. They use innovative ring radiator transducers with concave glass reflectors to deliver detailed and spacious audio. Built with high‑quality materials and comfortable padding, they're suited for long listening sessions at home or in a quiet setup.
Specifications & Facts 148
Specs measured. Drama avoided.
We laid out the Sennheiser HD 820’s 148 features, including popular picks like general information, dimensions & weight, materials & build & audio performance. Also covered: pricing, performance, and headphones comparisons.
General Information 17
Sennheiser HD 820 Product Name
What is the product name?
0 Sennheiser HD 820 0 Votes Sennheiser HD 820
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Sennheiser HD 820
The product name is Sennheiser HD 820, a premium model from Sennheiser's HD 800 Series known for high-end audio performance.
The official name of the headphones.
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Sennheiser HD 820 Warranty Period
What is the warranty period?
0 Sennheiser HD 820 0 Votes 2 years
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Sennheiser HD 820
The warranty period is 2 years, offering customers a solid timeframe for product support and protection against manufacturing defects.
Duration of manufacturer’s warranty.
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Sennheiser HD 820 Headphone Type
What type of headphones are these?
0 Sennheiser HD 820 0 Votes Over Ear
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Sennheiser HD 820
The over-ear type ensures the pads fully encompass the ears for better sound isolation and comfort compared to on-ear designs.
The general type of headphones.
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Sennheiser HD 820 Release Year
What is the release year?
0 Sennheiser HD 820 0 Votes 2018
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Sennheiser HD 820
Released in 2018, this model benefits from recent audio technology and design standards relevant for modern high-fidelity headphones.
Year the headphones were first released.
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Sennheiser HD 820 Detachable Cable
Does it have a detachable cable?
Yes 0Votes Sennheiser HD 820
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Sennheiser HD 820
The detachable cable feature means the headphone cable can be removed and replaced, which enhances longevity and portability.
Cable can be detached for replacement or portability.
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Sennheiser HD 820 Replaceable Earpads
Are the earpads replaceable?
Yes 0Votes Sennheiser HD 820
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Sennheiser HD 820
The earpads are replaceable, allowing users to substitute worn-out or damaged pads, enhancing long-term usability.
Indicates if ear pads can be replaced.
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Sennheiser HD 820 Replaceable Cable
Is the cable replaceable?
Yes 0Votes Sennheiser HD 820
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Sennheiser HD 820
The cable is replaceable, allowing for easy maintenance or upgrading of cables to improve durability or audio quality.
Indicates if cable can be replaced with another.
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Sennheiser HD 820 Intended Use
What is the intended use?
0 Sennheiser HD 820 0 Votes Music, Gaming
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The primary intended application for the headphones.
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Sennheiser HD 820 Form Factor
What is the form factor?
0 Sennheiser HD 820 0 Votes Wired
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The main physical form factor.
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Sennheiser HD 820 Fit Style
What is the fit style?
0 Sennheiser HD 820 0 Votes Closed Back
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The fit and enclosure style of headphones.
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Sennheiser HD 820 Series Name
What series is it part of?
0 Sennheiser HD 820 0 Votes HD 800 Series
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The series or family line the headphones belong to.
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Sennheiser HD 820 Limited Edition
Is it a limited edition?
No 0Votes Sennheiser HD 820
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Shows if product is a limited edition release.
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Sennheiser HD 820 Country of Origin
What is the country of origin?
0 Sennheiser HD 820 0 Votes Germany
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Country where the product was designed or manufactured.
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Sennheiser HD 820 Foldable Design
Do they have a foldable design?
No 0Votes Sennheiser HD 820
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Indicates if headphones can be folded for storage.
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Sennheiser HD 820 Replaceable Headband
Is the headband replaceable?
No 0Votes Sennheiser HD 820
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Indicates if headband can be replaced.
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Sennheiser HD 820 Certification Standard
What certifications are included?
0 Sennheiser HD 820 0 Votes CE, FCC, RoHS
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Compliance standards product meets.
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Sennheiser HD 820 Age Group Recommendation
What age group is recommended?
0 Sennheiser HD 820 0 Votes Adult
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Recommended age group for product use.
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Dimensions & Weight 14
Sennheiser HD 820 Weight
What is the headphone weight?
0.79 lbs 0Votes
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Sennheiser HD 820
The headphones weigh 0.794 lbs (360.09 g), which balances portability with sturdy build quality for long-lasting comfort.
Overall headphone weight without packaging.
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Sennheiser HD 820 Cable Length
What is the cable length?
9.84 ft 0Votes
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Sennheiser HD 820
The cable length is 9.84 ft (3.00 m). This length offers enough freedom of movement for most stationary use cases while maintaining manageable cable clutter.
Length of the audio cable for wired use.
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Sennheiser HD 820 Ear Cup Depth
What is the ear cup depth?
4.32 inch 0Votes
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Sennheiser HD 820
Ear cup depth is 4.32 inch (10.97 cm), providing ample space for ears without causing pressure.
Distance from outer edge to inner pad base.
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Sennheiser HD 820 Width
What is the width of the headphones?
4.32 inch 0Votes
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Sennheiser HD 820
The width is 4.32 inch (10.97 cm), contributing to the overall fit and comfort breadth of the headphones.
Overall horizontal measurement of the headphones.
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Sennheiser HD 820 Height
What is the height of the headphones?
4.86 inch 0Votes
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Sennheiser HD 820
The height is 4.86 inch (12.34 cm), indicating a moderately sized design that offers comfort and optimal ear coverage.
Vertical measurement from top to bottom.
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Sennheiser HD 820 Ear Cup Inner Diameter
What is the ear cup inner diameter?
4.88 inch 0Votes
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Sennheiser HD 820
Ear cup inner diameter is 4.88 inch (12.40 cm), which should comfortably fit most ear sizes and enhance passive noise isolation.
Internal space of ear cups, affecting ear comfort.
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Sennheiser HD 820 Ear Cup Outer Diameter
What is the ear cup outer diameter?
2.99 inch 0Votes
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Sennheiser HD 820
Ear cup outer diameter is 2.99 inch (7.60 cm), reflecting a compact to moderate size for the ear cups.
Overall size of the ear cups.
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Sennheiser HD 820 Swivel Angle
What is the swivel angle?
10 degree 0Votes
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Sennheiser HD 820
The swivel angle of 10 degrees allows ear cups to adjust and conform to the shape of the head, improving comfort and fit.
Degree of rotation for ear cups.
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Sennheiser HD 820 Headband Width
What is the headband width?
1.6 inch 0Votes
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Sennheiser HD 820
The headband width is 1.6 inch (4.06 cm), providing good support on the head for comfort during extended use.
Thickness of headband which affects support.
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Sennheiser HD 820 Package Width
What is the package width?
8.2 inch 0Votes
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Sennheiser HD 820
Package width is 8.2 inch (20.83 cm), offering dimensions appropriate for safe packaging and transport.
Width of the retail package.
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Sennheiser HD 820 Package Depth
What is the package depth?
15.3 inch 0Votes
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Sennheiser HD 820
Package depth is 15.3 inch (38.86 cm), indicating a sizable box that likely includes accessories and protective case.
Depth of the retail package.
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Sennheiser HD 820 Package Height
What is the package height?
17.7 inch 0Votes
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Sennheiser HD 820
Package height is 17.7 inch (44.96 cm) which indicates a large enclosure that likely includes protective casing and accessories.
Height of the retail package.
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Sennheiser HD 820 Package Weight
What is the package weight?
10 lbs 0Votes
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Sennheiser HD 820
Package weight is 10 lbs (4.54 kg), reflecting protective packaging likely aimed at ensuring the product's safety during shipment.
Total weight including packaging.
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Sennheiser HD 820 Depth
What is the depth of the headphones?
2.32 inch 0Votes
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Front-to-back measurement of the headphones.
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Materials & Build 15
Sennheiser HD 820 Material
What is the main material of the headphones?
0 Sennheiser HD 820 0 Votes Metal
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Sennheiser HD 820
Built using metal material, the headphones assure durability and a premium feel with sturdier construction.
Primary construction material of the headphones.
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Sennheiser HD 820 Cable Material
What is the cable material?
0 Sennheiser HD 820 0 Votes Rubber
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Sennheiser HD 820
The cable material is rubber, which provides flexibility and durability while being resistant to tangling and wear.
Construction material of the audio cable.
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Sennheiser HD 820 Scratch Resistant Coating
Do the headphones have scratch resistant coating?
Yes 0Votes Sennheiser HD 820
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Sennheiser HD 820
A scratch resistant coating boosts the headphones' resilience to everyday wear and keeps the finish pristine.
Protective layer against scratches.
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Sennheiser HD 820 Color Options
What are the color options?
0 Sennheiser HD 820 0 Votes Black, Silver
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Sennheiser HD 820
Color options include Black and Silver, giving users a choice between classic and sleek metallic looks.
Available colors for the headphones.
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Sennheiser HD 820 Ear Cushion Material
What is the ear cushion material?
0 Sennheiser HD 820 0 Votes Leather
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Material of ear cushions that affects comfort and breathability.
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Sennheiser HD 820 Headband Padding Material
What is the headband padding material?
0 Sennheiser HD 820 0 Votes Foam
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Padding type used in the headband.
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Sennheiser HD 820 Hinges Material
What is the hinge material?
0 Sennheiser HD 820 0 Votes Metal
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Material used for the folding hinges.
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Sennheiser HD 820 Connector Material
What is the connector material?
0 Sennheiser HD 820 0 Votes Gold Plated
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Metal used for plug connectors.
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Sennheiser HD 820 Reinforced Joints
Do the headphones have reinforced joints?
Yes 0Votes Sennheiser HD 820
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Indicates if stress points are reinforced for durability.
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Sennheiser HD 820 Water Resistance Rating
What is the water resistance rating?
0 Sennheiser HD 820 0 Votes IPX0
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Resistance level against water ingress.
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Sennheiser HD 820 Sweat Resistance
Are the headphones sweat resistant?
No 0Votes Sennheiser HD 820
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Indicates whether headphones resist sweat damage.
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Sennheiser HD 820 Dust Resistance
Are the headphones dust resistant?
No 0Votes Sennheiser HD 820
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Indicates whether headphones are resistant to dust particles.
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Sennheiser HD 820 UV Resistant Coating
Do the headphones have UV resistant coating?
No 0Votes Sennheiser HD 820
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Resistance against UV light fading or damage.
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Sennheiser HD 820 Finish
What is the finish?
0 Sennheiser HD 820 0 Votes Glossy
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Surface treatment of the headphone exterior.
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Sennheiser HD 820 Recyclable Materials
Are the headphones made with recyclable materials?
No 0Votes Sennheiser HD 820
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Indicates if materials are recyclable for sustainability.
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Audio Performance 19
Sennheiser HD 820 Driver Size
What is the driver size?
56 mm 0Votes
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Sennheiser HD 820
Drivers are 56 mm in diameter, which supports high fidelity sound output with ample depth and detail.
Diameter of the driver unit.
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Sennheiser HD 820 Low Frequency Response
What is the lowest frequency response?
6 Hz 0Votes
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Sennheiser HD 820
The low frequency response reaches down to 6 Hz, enabling excellent reproduction of deep bass sounds and enhancing the listening experience.
Lowest audible frequency reproduced.
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Sennheiser HD 820 Impedance
What is the impedance?
300 ohm 0Votes
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Sennheiser HD 820
With an impedance of 300 ohms, these headphones require powerful amplification for optimal performance, typically suited for dedicated audio equipment rather than mobile devices.
Electrical resistance of headphones.
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Sennheiser HD 820 Total Harmonic Distortion
What is the THD?
0.02 % 0Votes
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Sennheiser HD 820
Total harmonic distortion is very low at 0.02%, indicating clear sound reproduction with minimal unwanted noise artifacts.
Distortion in audio output.
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Sennheiser HD 820 Acoustic Design
What is the acoustic design?
0 Sennheiser HD 820 0 Votes Closed Back
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Sennheiser HD 820
The acoustic design is closed back, which helps isolate sound and reduce audio leakage for immersive listening.
Headphone enclosure type.
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Sennheiser HD 820 Sensitivity
What is the sensitivity?
103 dB 0Votes
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Sennheiser HD 820
The sensitivity of 103 dB means these headphones can produce a loud and clear sound with moderate power input, which contributes to overall audio performance.
Loudness produced per given input power.
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Sennheiser HD 820 Sound Pressure Level
What is the sound pressure level?
103 dB 0Votes
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Acoustic pressure output.
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Sennheiser HD 820 Driver Type
What is the driver type?
0 Sennheiser HD 820 0 Votes Dynamic
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Type of driver technology used for sound production.
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Sennheiser HD 820 High Frequency Response
What is the highest frequency response?
48,000 Hz 0Votes
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Highest audible frequency reproduced.
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Sennheiser HD 820 Maximum Input Power
What is the maximum input power?
500 mW 0Votes
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Maximum power headphones can handle.
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Sennheiser HD 820 Impulse Response Speed
What is the impulse response speed?
0 Sennheiser HD 820 0 Votes Fast
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Speed at which drivers respond to signal changes.
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Sennheiser HD 820 Phase Coherence
What is the phase coherence?
0 Sennheiser HD 820 0 Votes Excellent
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Alignment of frequency components in phase.
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Sennheiser HD 820 Sound Signature
What is the sound signature?
0 Sennheiser HD 820 0 Votes Neutral
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Tonal balance of headphone output.
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Sennheiser HD 820 Stereo Imaging Quality
What is the stereo imaging quality?
0 Sennheiser HD 820 0 Votes Excellent
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Ability to position sound accurately in stereo field.
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Sennheiser HD 820 Soundstage Width
What is the soundstage width?
0 Sennheiser HD 820 0 Votes Wide
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Lateral spread of perceived audio.
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Sennheiser HD 820 Soundstage Depth
What is the soundstage depth?
0 Sennheiser HD 820 0 Votes Deep
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Front-to-back perception of audio field.
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Sennheiser HD 820 Bass Enhancement Technology
What bass enhancement technology is used?
0 Sennheiser HD 820 0 Votes Passive Resonance
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Technology that enhances bass response.
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Sennheiser HD 820 Treble Enhancement Technology
What treble enhancement technology is used?
0 Sennheiser HD 820 0 Votes Waveguide
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Technology used to enhance treble clarity.
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Sennheiser HD 820 Surround Sound
Do the headphones support surround sound?
No 0Votes Sennheiser HD 820
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Indicates if headphones support surround audio.
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Connectivity & Compatibility 14
Sennheiser HD 820 Connector Plug Type
What is the connector plug type?
0 Sennheiser HD 820 0 Votes 6.3mm
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Sennheiser HD 820
The connector plug type is 6.3mm, a standard professional audio connector compatible with a wide range of high-end audio equipment.
Type of physical connector for wired use.
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Sennheiser HD 820 Wired Mode Support
Do the headphones support wired mode?
Yes 0Votes Sennheiser HD 820
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Sennheiser HD 820
Wired mode support is available, allowing use without battery dependence and often delivering lower latency and better sound quality.
Indicates if headphones can also be used in wired mode.
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Sennheiser HD 820 Connection Type
What is the connection type?
0 Sennheiser HD 820 0 Votes Wired
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Defines whether headphones connect via cable, wireless, or both.
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Sennheiser HD 820 Detachable Cable Connector Type
What detachable cable connector is used?
0 Sennheiser HD 820 0 Votes Proprietary
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Connector type used for detachable cables.
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Sennheiser HD 820 Wired Connector Gold Plated
Are the wired connectors gold-plated?
Yes 0Votes Sennheiser HD 820
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Indicates if wired connectors are gold-plated for durability.
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Sennheiser HD 820 NFC Pairing
Do the headphones support NFC pairing?
No 0Votes Sennheiser HD 820
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Allows one-tap NFC device pairing.
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Sennheiser HD 820 Multipoint Connectivity
Do the headphones support multipoint connectivity?
No 0Votes Sennheiser HD 820
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Ability to connect to multiple devices simultaneously.
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Sennheiser HD 820 SBC Support
Do the headphones support SBC?
No 0Votes Sennheiser HD 820
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Indicates if headphones support SBC codec.
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Sennheiser HD 820 AAC Support
Do the headphones support AAC?
No 0Votes Sennheiser HD 820
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Indicates if headphones support AAC codec.
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Sennheiser HD 820 AptX Support
Do the headphones support AptX?
No 0Votes Sennheiser HD 820
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Indicates if headphones support Qualcomm AptX codec.
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Sennheiser HD 820 LDAC Support
Do the headphones support LDAC?
No 0Votes Sennheiser HD 820
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Indicates if headphones support Sony’s LDAC codec.
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Sennheiser HD 820 USB Audio Support
Do the headphones support USB audio?
No 0Votes Sennheiser HD 820
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Indicates if headphones can be used for audio via USB.
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Sennheiser HD 820 Low Latency Support
Do the headphones support low latency mode?
No 0Votes Sennheiser HD 820
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Indicates if headphones reduce latency for gaming and video sync.
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Sennheiser HD 820 Operating System Compatibility
What operating systems are supported?
0 Sennheiser HD 820 0 Votes Windows, MacOS, Android, iOS, Linux
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Operating systems the headphones work with.
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Controls & Features 16
Sennheiser HD 820 On Device Controls
Do the headphones have on-device controls?
No 0Votes Sennheiser HD 820
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Indicates if headphones have physical or touch controls on the unit.
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Sennheiser HD 820 Track Skipping Controls
Do the headphones support track skipping?
No 0Votes Sennheiser HD 820
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Indicates if users can skip tracks directly on the headphones.
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Sennheiser HD 820 Volume Limiter
Do the headphones have a volume limiter?
No 0Votes Sennheiser HD 820
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Allows setting a maximum volume for hearing protection.
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Sennheiser HD 820 Call Answer Controls
Do the headphones support call answering on-device?
No 0Votes Sennheiser HD 820
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Indicates if calls can be answered using headphone controls.
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Sennheiser HD 820 Gesture Controls
Do the headphones support gesture controls?
No 0Votes Sennheiser HD 820
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Indicates if gestures like swipe or tap are supported.
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Sennheiser HD 820 Touch Sensitivity Adjustment
Do the headphones allow touch sensitivity adjustment?
No 0Votes Sennheiser HD 820
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Indicates if touch control sensitivity can be adjusted.
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Sennheiser HD 820 Programmable Buttons
Do the headphones have programmable buttons?
No 0Votes Sennheiser HD 820
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Allows users to assign functions to buttons.
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Sennheiser HD 820 Control Lock Mode
Do the headphones have control lock mode?
No 0Votes Sennheiser HD 820
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Prevents accidental input when controls are touched.
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Sennheiser HD 820 Auto Pause Play
Do the headphones auto-pause and play?
No 0Votes Sennheiser HD 820
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Automatically pauses when removed and resumes when worn.
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Sennheiser HD 820 Customizable EQ
Do the headphones support customizable EQ?
No 0Votes Sennheiser HD 820
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Indicates if sound signature can be customized via equalizer.
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Sennheiser HD 820 App Support
Do the headphones have app support?
No 0Votes Sennheiser HD 820
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Indicates if headphones have a companion app.
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Sennheiser HD 820 Control Customization In App
Can controls be customized in the app?
No 0Votes Sennheiser HD 820
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Ability to change control functions via app.
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Sennheiser HD 820 Voice Assistant Support
Do the headphones support voice assistants?
No 0Votes Sennheiser HD 820
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Indicates support for Google Assistant, Siri, Alexa, etc.
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Sennheiser HD 820 Ambient Sound Mode
Do the headphones have ambient sound mode?
No 0Votes Sennheiser HD 820
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Lets outside sounds in for awareness.
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Sennheiser HD 820 Transparency Mode
Do the headphones have transparency mode?
No 0Votes Sennheiser HD 820
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Enhanced version of ambient sound mode for clarity.
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Sennheiser HD 820 Low Latency Mode
Do the headphones support low latency mode?
No 0Votes Sennheiser HD 820
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Reduces delay for gaming or video sync.
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Microphone & Calling 8
Sennheiser HD 820 Built In Microphone
Do the headphones have a built-in microphone?
No 0Votes Sennheiser HD 820
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Indicates if the headphones have a built-in microphone.
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Sennheiser HD 820 Detachable Boom Mic
Do the headphones have a detachable boom mic?
No 0Votes Sennheiser HD 820
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Indicates if headphones support a detachable boom mic.
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Sennheiser HD 820 Noise Cancelling Microphone
Is the microphone noise cancelling?
No 0Votes Sennheiser HD 820
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Indicates if microphone has active noise cancelling.
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Sennheiser HD 820 Beamforming Microphone
Does the microphone support beamforming?
No 0Votes Sennheiser HD 820
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Uses multiple mics to focus on voice direction.
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Sennheiser HD 820 Echo Cancellation
Do the headphones support echo cancellation?
No 0Votes Sennheiser HD 820
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Reduces echo during calls.
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Sennheiser HD 820 Wind Noise Reduction
Do the headphones reduce wind noise?
No 0Votes Sennheiser HD 820
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Minimizes wind interference during outdoor use.
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Sennheiser HD 820 Mute Button
Do the headphones have a mute button?
No 0Votes Sennheiser HD 820
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Indicates if there is a dedicated mute control.
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Sennheiser HD 820 Microphone Placement Adjustment
Can the microphone placement be adjusted?
No 0Votes Sennheiser HD 820
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Indicates if the microphone position can be adjusted.
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Noise Control 9
Sennheiser HD 820 Active Noise Cancellation
Do the headphones support active noise cancellation?
No 0Votes Sennheiser HD 820
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Indicates if the headphones have ANC technology.
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Sennheiser HD 820 ANC Level Adjustment
Can ANC levels be adjusted?
No 0Votes Sennheiser HD 820
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Whether ANC intensity can be adjusted.
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Sennheiser HD 820 Passive Noise Isolation
Do the headphones provide passive noise isolation?
Yes 0Votes Sennheiser HD 820
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Physical sealing and padding to block noise.
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Sennheiser HD 820 Passive Seal Quality
What is the passive seal quality?
0 Sennheiser HD 820 0 Votes Excellent
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Quality of physical seal for blocking noise.
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Sennheiser HD 820 Transparency Mode Level Adjustment
Can transparency levels be adjusted?
No 0Votes Sennheiser HD 820
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Allows adjustment of transparency mode strength.
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Sennheiser HD 820 Adaptive Sound Control
Do the headphones feature adaptive sound control?
No 0Votes Sennheiser HD 820
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Automatically adjusts noise control based on environment.
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Sennheiser HD 820 Automatic ANC Adjustment
Does ANC adjust automatically?
No 0Votes Sennheiser HD 820
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ANC adjusts automatically without user input.
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Sennheiser HD 820 Ambient Noise Detection
Do the headphones detect ambient noise?
No 0Votes Sennheiser HD 820
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Sensors detect surrounding noise levels.
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Sennheiser HD 820 Wind Noise Reduction For ANC
Does ANC reduce wind noise?
No 0Votes Sennheiser HD 820
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Reduces wind interference in ANC mode.
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Battery & Power 6
Sennheiser HD 820 Replaceable Battery
Is the battery replaceable?
No 0Votes Sennheiser HD 820
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Indicates if the battery can be replaced.
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Sennheiser HD 820 Quick Charge Support
Does it support quick charging?
No 0Votes Sennheiser HD 820
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Whether quick charge is supported.
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Sennheiser HD 820 Wireless Charging Support
Does it support wireless charging?
No 0Votes Sennheiser HD 820
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Supports wireless charging.
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Sennheiser HD 820 Overcharge Protection
Does it have overcharge protection?
No 0Votes Sennheiser HD 820
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Protects battery from overcharging.
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Sennheiser HD 820 Power Saving Mode
Does it have a power saving mode?
No 0Votes Sennheiser HD 820
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Extends battery life by reducing power use.
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Sennheiser HD 820 Battery Indicator
Does it have a battery indicator?
No 0Votes Sennheiser HD 820
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Shows battery level on device.
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Smart & Extra Features 16
Sennheiser HD 820 Hi Res Audio Certification
Is it Hi-Res certified?
Yes 0Votes Sennheiser HD 820
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Sennheiser HD 820
This headphone has Hi-Res Audio Certification, meaning it meets high standards for audio playback quality and can reproduce a wide frequency range with clarity.
Shows if headphones meet Hi-Res audio standards.
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Sennheiser HD 820 AI Upscaling Audio
Does it feature AI audio upscaling?
No 0Votes Sennheiser HD 820
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Enhances lower-quality audio using AI algorithms.
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Sennheiser HD 820 Head Tracking For Spatial Audio
Does it support head tracking for spatial audio?
No 0Votes Sennheiser HD 820
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Supports dynamic spatial audio through head tracking.
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Sennheiser HD 820 Dolby Atmos Support
Is Dolby Atmos supported?
No 0Votes Sennheiser HD 820
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Indicates Dolby Atmos surround compatibility.
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Sennheiser HD 820 Custom Sound Profiles
Can you create custom sound profiles?
No 0Votes Sennheiser HD 820
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Allows personalized sound settings.
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Sennheiser HD 820 Learning EQ Adaptation
Does it adapt EQ through learning?
No 0Votes Sennheiser HD 820
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AI adjusts EQ over time based on listening habits.
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Sennheiser HD 820 Hearing Protection Mode
Does it include hearing protection mode?
No 0Votes Sennheiser HD 820
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Limits volume peaks to protect hearing.
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Sennheiser HD 820 Sleep Tracking
Does it track sleep?
No 0Votes Sennheiser HD 820
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Tracks sleep patterns while wearing headphones.
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Sennheiser HD 820 Sleep Mode Timer
Does it have a sleep mode timer?
No 0Votes Sennheiser HD 820
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Timer to automatically power off during sleep.
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Sennheiser HD 820 Multi Device Sync
Does it support multi-device sync?
No 0Votes Sennheiser HD 820
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Connects to multiple devices simultaneously.
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Sennheiser HD 820 Auto Device Switching
Does it support auto device switching?
No 0Votes Sennheiser HD 820
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Seamlessly switches between connected devices.
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Sennheiser HD 820 Find My Device Support
Does it support Find My Device?
No 0Votes Sennheiser HD 820
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Supports location tracking for lost headphones.
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Sennheiser HD 820 Firmware Update Support
Can the firmware be updated?
No 0Votes Sennheiser HD 820
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Indicates ability to update software for improvements.
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Sennheiser HD 820 Voice Recognition Personalization
Does it support voice recognition personalization?
No 0Votes Sennheiser HD 820
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Learns and adapts to user’s voice commands.
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Sennheiser HD 820 Gaming Mode Optimization
Is there a gaming optimization mode?
No 0Votes Sennheiser HD 820
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Special low-latency mode for gaming.
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Sennheiser HD 820 Integrated Storage For Cable
Does it have cable storage?
No 0Votes Sennheiser HD 820
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Provides onboard storage for detachable cables.
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Accessories 14
Sennheiser HD 820 Carry Case
Is a carry case included?
Yes 0Votes Sennheiser HD 820
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Whether a carry case is bundled with the headphones.
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Sennheiser HD 820 Carrying Case Type
What type of carrying case is included?
0 Sennheiser HD 820 0 Votes Hard Case
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The type of carrying case included.
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Sennheiser HD 820 Protective Pouch
Is a protective pouch included?
No 0Votes Sennheiser HD 820
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Indicates if a protective pouch is included.
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Sennheiser HD 820 Extra Ear Tips
Are extra ear tips included?
No 0Votes Sennheiser HD 820
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Indicates if extra ear tips are provided.
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Sennheiser HD 820 Extra Earpads
Are extra earpads included?
No 0Votes Sennheiser HD 820
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Indicates if spare earpads are provided.
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Sennheiser HD 820 Audio Cable
Is an audio cable included?
Yes 0Votes Sennheiser HD 820
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Indicates if an audio cable is provided.
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Sennheiser HD 820 Charging Cable
Is a charging cable included?
No 0Votes Sennheiser HD 820
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Indicates if a charging cable is provided.
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Sennheiser HD 820 Cable Adapter
Is a cable adapter included?
Yes 0Votes Sennheiser HD 820
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Indicates if a cable adapter is provided.
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Sennheiser HD 820 Airplane Adapter
Is an airplane adapter included?
No 0Votes Sennheiser HD 820
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Indicates if an airplane adapter is included.
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Sennheiser HD 820 Cable Clip
Is a cable clip included?
No 0Votes Sennheiser HD 820
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Indicates if a cable clip is provided.
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Sennheiser HD 820 Cleaning Tool
Is a cleaning tool included?
No 0Votes Sennheiser HD 820
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Indicates if a cleaning tool is provided.
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Sennheiser HD 820 User Manual
Is a user manual included?
Yes 0Votes Sennheiser HD 820
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Indicates if a user manual is provided.
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Sennheiser HD 820 Warranty Card
Is a warranty card included?
Yes 0Votes Sennheiser HD 820
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Indicates if a warranty card is provided.
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Sennheiser HD 820 Branding Stickers
Are branding stickers included?
No 0Votes Sennheiser HD 820
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Indicates if branding stickers are provided.
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Surveys
Because hot takes deserve votes.
Sennheiser HD 820 Sound Quality
How would you rate the overall sound quality of these headphones?
Excellent — Clear, balanced, and immersive sound 0Votes
Very good — Great clarity with rich tones 0Votes
Decent — Clear mids but limited depth 0Votes
Average — Lacks detail or balance 0Votes
Poor — Muffled or distorted sound 0Votes
Sennheiser HD 820 Bass Performance
How strong and accurate is the bass performance on these headphones?
Powerful — Deep and clean low-end 0Votes
Strong — Noticeable and satisfying bass 0Votes
Balanced — Good mix of lows and highs 0Votes
Weak — Light or flat bass response 0Votes
Poor — No real bass presence 0Votes
Sennheiser HD 820 Comfort and Fit
How comfortable do these headphones feel during long listening sessions?
Extremely comfortable — Feels weightless for hours 0Votes
Comfortable — Slight pressure after long use 0Votes
Average — Fine for short periods 0Votes
Tight — Uncomfortable after an hour or two 0Votes
Unpleasant — Difficult to wear for long 0Votes
Sennheiser HD 820 Noise Cancellation
How effective is the noise cancellation feature on these headphones?
Excellent — Blocks over 90% of external noise 0Votes
Good — Reduces most background sounds 0Votes
Fair — Works in moderate noise only 0Votes
Weak — Minimal difference noticed 0Votes
Poor — Hardly blocks any noise 0Votes
Sennheiser HD 820 Battery Life
How long does the battery last on a full charge?
Excellent — Over 40 hours 0Votes
Good — 30 to 40 hours 0Votes
Average — 20 to 30 hours 0Votes
Short — 10 to 20 hours 0Votes
Very short — Under 10 hours 0Votes
Sennheiser HD 820 Build Quality and Durability
How durable and sturdy do these headphones feel?
Very durable — Lasts over 5 years 0Votes
Solid — Feels high-quality and strong 0Votes
Decent — Works fine but not rugged 0Votes
Weak — Shows wear within a year 0Votes
Fragile — Breaks or cracks easily 0Votes
Sennheiser HD 820 Connectivity
How smooth and reliable is the Bluetooth or wired connection of these headphones?
Excellent — Connects instantly, never drops 0Votes
Good — Stable with rare issues 0Votes
Decent — Occasional lag or delay 0Votes
Weak — Disconnects sometimes 0Votes
Poor — Frequently loses connection 0Votes
Sennheiser HD 820 Design and Style
How stylish and appealing do these headphones look?
Very stylish — Modern and premium design 0Votes
Attractive — Clean and sleek look 0Votes
Decent — Looks fine but simple 0Votes
Basic — Functional but plain 0Votes
Unappealing — Bulky or outdated design 0Votes
Sennheiser HD 820 Portability
How easy is it to carry and store these headphones when not in use?
Very portable — Folds compactly and lightweight 0Votes
Easy to carry — Compact with carrying case 0Votes
Manageable — Moderate size and weight 0Votes
Bulky — Hard to pack in small bags 0Votes
Very bulky — Difficult to travel with 0Votes
Sennheiser HD 820 Pricing
How would you describe the price of these headphones for their sound and features?
Supermod 
