About this item:
- Hi-Res Audio standard
- Active noise cancellation technology
- Ambient sound mode
- Built-in microphone
- DNN (deep neural network) noise cancellation
- Large driver with titanium diaphragm
- Low latency for game mode
- Up to 49 hours continuous playback
- Lightweight headset assures comfortable fit
From the manufacturer:


Hybrid Active Noise Cancelling Of Up To 38dB
Hybrid ANC technology that reduces noise by up to 38dB. This upgrade ensures the ultimate audio experience every time

Hi-Res Audio
Edifier W820NB can reach a frequency response of 40KHz. They are built to deliver professional studio-grade sound.

Edifier Connect App
Connect your W820NB Headphones to the Edifier Connect app and gain control. You can personalize, update and configure your headphones easily through the app

Crystal-Clear Calls
Built-in microphone with DNN (deep neural network) noise cancellation for clear phone calls.

Up to 49 Hours Playback Time
up to 29 hours of uninterrupted music on noise-canceling mode. When the standard mode is in use, you will get 49 hours of playback time.

All-Day Comfort
The flexible leather headband promotes long-lasting comfort. You will not feel tired after listening for long.

Technical Details:
| Noise Control | ‎Active Noise Cancellation |
|---|---|
| Headphones Jack | ‎3.5 mm Jack |
| Model Name | ‎W820NB |
| Connectivity Technology | ‎Wireless |
| Wireless Communication Technology | ‎Bluetooth |
| Included Components | ‎Cable |
| Age Range (Description) | ‎Adult |
| Material | ‎Plastic |
| Specific Uses For Product | ‎Travel |
| Charging Time | ‎49 Hours |
| Compatible Devices | ‎Laptops, Mobile Phones, Tablets, PC, Smart TVs, All Bluetooth Devices, iOS, Andriod |
| Theme | ‎Fantasy |
| Control Type | ‎Voice Control |
| Cable Feature | ‎Without Cable |
| Item Weight | ‎220 Grams |
| Water Resistance Level | ‎Water Resistant |
| Frequency Range | ‎40KHz |
| Net Quantity | ‎1 count |
| Style | ‎Over Ear |
| Control Method | ‎App |
| Number of Items | ‎1 |
| Battery Life | ‎49 Hours |
| Carrying Case Length | ‎8.89 Centimetres |
| Carrying Case Width | ‎19.05 Centimetres |
| Carrying Case Height | ‎23.87 Centimetres |
| Carrying Case Weight | ‎221 Grams |
| Is Autographed | ‎No |
| Series number | ‎8 |
| UPC | ‎875674005701 767531549803 |
| Manufacturer | ‎Edifier, EDIFIER |
| Model | ‎W820NB BK |
| Model Year | ‎2022 |
| Product Dimensions | ‎50 x 18.8 x 40 cm; 220 g |
| Batteries | ‎1 Lithium Polymer batteries required. (included) |
| Item model number | ‎W820NB BK |
| Hardware Platform | ‎Smartphone |
| Special Features | ‎Hi-Res Audio Certified, Microphone Feature, Noise Cancellation 40mm dynamic driver, Ambient sound mode, 49-hour playtime |
| Microphone format | ‎Built-In |
| Microphone technology | ‎Stereo |
| Power Source | ‎Battery-Powered |
| Batteries Included | ‎Yes |
| Batteries Required | ‎Yes |
| Battery cell composition | ‎Lithium Ion |
| Cable feature | ‎Without Cable |
| Form Factor | ‎Over Ear, Over ear |
| Includes Rechargeable Battery | ‎Yes |
| Manufacturer | ‎Edifier |
| Country of Origin | ‎China |
| Item Weight | ‎220 g |