1. BT specification: BT V5.0 BK3266.
2. Support agreements: Headset, Hands-free, A2DP, AVRCP.
3. Charging voltage DC5V, charging time is about 1 hour.
4. Battery capacity: 80mAh.
5. Size: 113*12.5*23mm, weight: 8g.
6. Calls / music time: 8 hours. Standby time: 200 hours.
7. 180° rotation, free to rotate for left and right ears.
