W820NB Plus Wireless Noise Cancellation Over-Ear Headphones(Certified Refurbished)

Hassle-free phone calls with DNN noise cancellation technology Experience the upgraded noise cancellation with ANC depth of up to -43dB Up to 49 hours continuous playback when ANC off Preset EQ and more controls are available via the EDIFIER Connect App Latency as low as 0.08s under game mode Hi-Res Audio & Hi-Res Audio Wireless certified 40mm dynamic driver with Titanium coated composite diaphragm plus LDAC codec Both wireless Bluetooth connectivity and wired USB connectivity Better sound quality and less pressure for all-day wearing comfort