Edifier W860NB is an ANC (Adaptive Noise Cancellation) Bluetooth over-ear headphone, also the highest rank in Edifier ANC headphones, sold at 899 Yuan (about $149). W860NB uses a microphone to pick up noise outside and a microphone to pick up feedback inside to be ANC. It supports apt-X coding, Bluetooth 4.1 with multi devices, NFC fast pairing, etc. Edifier claims it would work for 25 hours, and 45 hours with ANC off in wireless mode, good battery life. It also supports using in wired mode.