Edifier W820NB Black Active Noise Cancelling Bluetooth Headphones

Released: 20th September 2022. The W820NB headphones has hybrid ANC technology that reduces noise by up to 38dB. This amplifies your music listening experience while cutting out unwanted noise. The W820NB headphones have been approved by JAS and are complete with Hi-Res Audio Standards. Built with a large dynamic diaphragm driver and produce crystal clear sound that's rich in details. Switch to ambient mode and stay alert to your surroundings while listening to your music, hear airport announcements or important notifications without taking your headphones off. While in Game Mode, the latency is as low as 80ms and there is perfect synchronization between sound and video, this ensures a perfect gaming experience and give you a competitive edge. The W820NB headphones are also equipped with voice call NC technology that enables you to have natural conversations that are clear and precise.  The flexible and cushioned headband promotes long-lasting comfort. The lightweight and ergonomic design of the W820NB ensures you will not feel tired after long listening sessions.  Features Upgraded Active Noise Cancelling technology ensures incredible sound clarity every time 40mm dynamic drivers, plus Hi-Res Audio certified, delivers crystal-clear and rich sound Built-in microphone with DNN (deep neural network) noise cancellation for clear phone calls Up to 49 hours of playback time and 29 hours of playback time on noise-cancelling mode Specification Bluetooth: V5.0 Bluetooth Protocol: A2DP, AVRCP, HFP Effective Distance: 10M Playtime (hours): ANC On: 29hrs, ANC Off:49hrs Battery Capacity: 400mAh (charging case) Charging Port: USB-TypeC Input: 5V/1A Audio Coding: SBC Driver: 40mm Dynamic Driver Impedence: 32Ω Sound Pressure Level: 91±3dB SPL (A) Frequency Response: 20Hz-40KHz Charging Time: 1.5hrs