High Quality Sound & CVC 8.0 Handsfree CallingBluetooth earphones employs CVC 8.0 & Bluetooth 5.1 technology to provide clearer sound and a stable connection, allowing you to hear clear calls just like communicating with others face to face. One Step Pairing & Dual MicWhen the headset is unplugged from the charging Type-C cable,it will power on automatically with a voice prompt"Power on"and then activate mobile phone bluetooth to search to connect.wireless headset combines 2 built-in HD microphones which can eliminate background noise without missing any single conversation details. Awesome Battery Life Only 1.5h charge time, up to 10 hours of continuous talk time. The wireless headset takes little time to charge but can last for all days. Meets the need for daily use. Dual DevicesThis Single-Ear Earphones adopt Type-C mainstream interface, wide range of adaptation, fast charging. You can charge your bluetooth phone headset with TYPE-C charging cable. It can also be connected with 2 devices simultaneously, so you can separate your life and work. Ergonomic Wearing DesignThis Bluetooth Headphones with in-ear design can fit the L/R ear more comfortably. The earhook can be rotated 180 vertically and 360 horizontally, flexible and comfortable wearing. It's lightweight and comfortable for Business, Office, Driving and Trucker.