Brand Name: CATASSUVocalism Principle: DynamicControl Button: YesActive Noise-Cancellation: YesCommunication: WirelessVolume Control: YesStyle: HeadphoneSensitivity: 92dBdBWireless Type: bluetoothIs wireless: YesMax Output: 1000mWLine Length: 1NonemSupport APP: NoFunction: Monitor HeadphoneFunction: for Video GameFunction: Common HeadphoneFunction: For Mobile PhoneFunction: HiFi HeadphoneFunction: SportNumber Of Drivers: 2Plug Type: Line TypePackage List: User ManualPackage List: Charging CableI