Digital Active Noise Cancelling Technology(ANC): Just press the ANC button,it will offer a pure immersive world for you whether in Wired or Bluetooth mode.Professionally isolate 90% of surrounding noise from aircraft,subways,cars and crowds.(Kindly Note:It’s NOT 100% noise cancellation.Human talking CAN NOT be elimated and ANC is less effective in quiet environments). Hear the Natural: 40mm drivers provide high-res audio in silence,along with 360 degree omnidirectional noise-canceling ANC technology, a high-response diaphragm,and lightweight voice coil.Deliver clear sound with full dynamic range,rich bass and crisp mids to find the rhythm of your soul. 50H Playtime with Type-C Interface: Enjoy your world without