Modela700bl materialaluminium metal silica gel carbon fiber rubber silicone typeheadband general usemobile phone cellphone sports fitness gaming computer functionhi fi noise cancelling sports gaming volume control dj with microphone bluetooth monitoring communicationbluetooth connectors35mm driver typemoving iron sound channel21 bluetooth versionv41 operating rangem10 talk timehours5 standby time hours480 brandawei listing date05182017