Edifier W280NB Pro Wireless Noise Cancelling Neckband Headphones Hybrid active noise cancellation (ANC) with up to -45dB noise reduction. Supports LDAC high-resolution audio codec for Hi-Res Audio Wireless certification. 10mm dynamic driver with titanium-coated composite diaphragm, delivering crisp highs and deep, punchy bass. Up to 23 hours of continuous playback(ANC OFF). AI noise-canceling algorithms ensure clear calls for seamless communication. Multipoint connection enables smooth devices switching. IP55 dust and splash resistance ensures durability. Multiple sizes antibacterial eartips and earwings for secure and comfortable fit.