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.
