Mini Wireless Single Earphone Bluetooth

Function: For Mobile Phone,Sport,For Routine Office Work,Microphone,Supports music,Wireless Headphone,Portable,BluetoothSupport APP: NoLine Length: NoneActive Noise-Cancellation: NoCommunication: WirelessSupport Apt-x: NoSupport Memory Card: NoConnectors: NoneSensitivity: 110±2dbVocalism Principle: DynamicIs wireless: YesResistance: 30ΩFrequency Response Range: 8-24000HzPlug Type: WirelessVolume Control: YesWaterproof: NoControl Button: YesWith Microphone: YesStyle: Ear HookWireless Type: BluetoothBluetooth Version: V4.1Charging Port: USBStandby Time: Up to 280 HoursTalk Time: Up to 6 HoursPlaying Time: Up to 5.5 HoursWeight: 1.8oz (50g)Capacity of Battery: 75mAhF: Can Connect Two Devices