Over-the-Head Driver's 2 in 1 Rechargeable Wireless Bluetooth Headset

Plug Type: WirelessSupport APP: NoLine Length: NoneVocalism Principle: OtherActive Noise-Cancellation: NoCommunication: WirelessFunction: Monitor Headphone,Common HeadphoneSupport Apt-x: NoVolume Control: YesStyle: HeadphoneSupport Memory Card: NoFrequency Response Range: 8-25000HzWaterproof: NoSensitivity: 110±2dbIs wireless: YesConnectors: USBResistance: 12ΩWith Microphone: YesControl Button: YesWireless Type: BluetoothBluetooth Standard: Version 2.1Working Time: Up to 13 HoursDesign for: Customer Service CallingQuantity: 2pcsType: Wireless Bluetooth HeadsetTime to market: 2017Function: Voice control, Wireless Headphone, Bluetooth