Operation voltagev5 models30 materialpolycarbonate typeearhook general usesports fitness gaming computer mobile phone cellphone functionwith microphone bluetooth noise cancelling sports gaming volume control communicationbluetooth connectorsusb memory capacitynone driver typemoving coil sound channel21 bluetooth versionv41 frequency24 operating rangem10 talk timehours8 standby time hours240 brandsoyto listing date05122017 production modeexternal