Length of Micro USB cable: 60cm
Bluetooth version: V4.1
Wireless operation range: 10m(without obstacles)
Charging means: Micro USB cable
Profiles supported:A2DP AVRCP HSP HFP
Talk time: up to 10 hours
Playing time: up to 8 hours
Standby time: up to 200 hours
Charging time：about 2-3 hours
Voice chat: Supported
Voice prompt: Supported
Connect to all of your devices with Bluetooth 4.1 – the latest iteration in wireless technology, offering steady transmission and excellent compatibility.
Forget the cords and enjoy more freedom with up to 10 meters of reach for making phone calls and listening to music, hands-free.
Use Smart Touch buttons to easily control your music or calls between any of your devices.
Convenient folding design makes these headphones just as portable as the rest of your mobile devices.
Supports HD communications and music/video playback. Track switching and volume adjustments can be made right from the headphones.