Sennheiser HD 820

Sennheiser HD 820

Sennheiser HD 820 review: specs and price

Sennheiser HD 820
Sennheiser HD 820

Why is Sennheiser HD 820 better than the average?

  • Lowest frequency

  • Highest frequency

  • Warranty period

  • Cable length


Price comparison

Sennheiser HD 820

Buy used:


Sennheiser HD 820 AmazonSennheiser HD 820 Closed-Back Headphone
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Sennheiser HD 820 AmazonSennheiser HD 660 S - HiRes Audiophile O...Sennheiser HD 660 S - HiRes Audiophile Open Back Headphone
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Sennheiser HD 820 AmazonSennheiser HD 650 Open Back Professional...Sennheiser HD 650 Open Back Professional Headphone
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Sennheiser HD 820 Amazonbeyerdynamic T1 2nd Generation Audiophil...beyerdynamic T1 2nd Generation Audiophile Stereo Headphones with Dynamic Semi-Open Design (Silver)
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Sennheiser HD 820 AmazonHIFIMAN SUNDARA Over-ear Full-size Plana...HIFIMAN SUNDARA Over-ear Full-size Planar Magnetic Headphones with High Fidelity Design Easy to Drive by iPhone /Android Comfortable Headband Open-Back Design Easy Cable Swapping Black
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1.has stereo speakers
Sennheiser HD 820
Devices with stereo speakers deliver sound from independent channels on both left and right sides, creating a richer sound and a better experience.
2.has an over-the-ear form
Sennheiser HD 820
Comfortable full-size form with earcups that fully enclose your ears. This model is loved for its increased sound isolation and the fact that it won't leak sound to your neighbors. It offers potential for maximum bass and loudness levels.
3.has a detachable cable
Sennheiser HD 820
With a detachable cable you can use alternative cables, and if the cable is pulled it will pop out instead of breaking.
4.sweat resistance
Sennheiser HD 820
Resistance to sweat makes it ideal for use while doing sports.


We consider a lower weight better because lighter devices are more comfortable to carry. A lower weight is also an advantage for home appliances, as it makes transportation easier, and for many other types of products.
6.can be folded
Sennheiser HD 820
Foldable devices are easier to transport and take up less storage space.

Sound quality

1.lowest frequency


The lowest frequency at which the device produces audio. The lower the low-frequency response, the stronger and juicier the bass.
2.highest frequency


The highest frequency at which device produces audio. The higher the high-frequency response, the clearer and crispier the treble.
3.has passive noise reduction
Sennheiser HD 820
The device sits tightly in place, creating an acoustic seal which reduces background noise and prevents your music from leaking out.
4.has active noise cancellation (noise control)
Sennheiser HD 820
This type of device allows you to listen at lower volume levels, causing less ear fatigue as you don't have to crank up the volume to overcome background noise. Ideal for plane rides and morning commutes.
5.sound pressure level


Devices with a higher sound pressure level are generally louder when supplied with any given audio source.

300 Ohms

Impedance is the device’s electrical resistance to the current being pushed through it. The lower the impedance, the easier it is to get higher volume and requires less power.


1.has a removable battery
Sennheiser HD 820
The battery is removable and can be replaced by the user if broken.


1.Can be used wirelessly
Sennheiser HD 820
Wireless devices allow users more freedom of movement.
2.supports Bluetooth pairing using NFC
Sennheiser HD 820
Device supports fast Bluetooth pairing using NFC so it can communicate with other devices over Bluetooth. You can fastly pair devices without entering a code by simply holding one device next to the device with which it is to be paired.
3.supports Wi-Fi
Sennheiser HD 820
The device can connect to Wi-Fi.


1.can be used as a headset
Sennheiser HD 820
A headset is one headphone or pair with a built-in microphone. Headsets can be used for apps that require communication i.e. Skype, games with voice chat, mobile phones, etc.
2.control panel placed on a device
Sennheiser HD 820
There is a control panel on the device body, so you can easily access the volume control or remote without having to interact with a cable or another device it's connected to.
3.Has an in-line control panel
Sennheiser HD 820
There is a control panel on the cable, so you can easily operate the device without having to interact with it.
4.warranty period


When covered under the manufacturer’s warranty it is possible to get a replacement in the case of a malfunction.

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