Features :
1 . Use copper ring speakers for clear, high-quality music, small and elegant.
2 . Suitable for long-term wear, and the earhook makes it stronger and easier to wear.
3 . CSR BT4.1 connection, stable signal transmission, transmission distance up to 10m.
4 . Connect two phones at the same time, pair one phone status to link to another phone.
5 .  Intuitive, easy access control, pause/playback, reject/answer, hang up/callback, and built-in microphone for easy call handling
6 . The built-in 260mAh lithium-ion battery can last up to 18 hours of continuous music, up to 30 hours of talk time and up to 200 hours of standby time.

Detail :
Charging time : less than 2 hours
Talk time : 20 hours or more
Music time : 18 hours or more
Standby time : More than 300 hours Super large capacity lithium battery
Battery capacity : 260mAH
Product chip : CSR8615, intelligent one for two
Bluetooth version : V4.1 Chinese and English switching
Transmission distance : 10M caller number
Transmission frequency : 2.4GHz voice prompt
Charging voltage : DC5V for IOS power display
Support Agreement : Headset Hands-free A2DP Avrcp


Include :
1 * Headset(Without Packing Box)
1 * USB Cable
1 * Ear-hook
1 * User Manual