Description:-4.0 smart chip，Efficient transmission speed.-Compact， ultra Light Design Stereo Bluetooth Headset， Portable And Easy To Carry.-High-fidelity sound quality， Wireless songs enjoy-Voice report number， low power remind，Connect/disconnect remind，Boot off prompts.-Allows you to conveniently answer calls while driving.-Supports Two Mobile Phones Simultaneously Connected.-Long battery life， fast charging.-Support WeChat， QQ voice calls，movie，-Compatible For Almost All The Mobile Phones And Tablet PC， etc.