This wireless Bluetooth hands free headset provides you a feeling of quiet and comfortable listening experience. Specially designed with in-ear style、 giving you ultimate comfort and fit. Characterized by stylish design and advanced technology、 you will be cool and trendy once wearing it.CVC 6.0 noise reduction、clear talk、 Enjoy your hands free calls、keeping maximum comfort while looking good.Specification:Style:In-EarConnectors:USBUse:SportFunction:BluetoothCommunication:WirelessModel Number:BT-1Bluetooth ver: 4.1 CSRNoise reduction:CVC 6.0talk time: 6hcharging time: 2 hoursStandby time: 180 hoursMic: YesUse distance:10mColor:white、 black、redPackage Include:1x Bluetooth Headphone 1 x USB Cable