1. Wireless headset specification: Wireless V4.2 WT200S.
2. Support protocols: Headset, Hands-free, A2DP, AVRCP.
3. Charging voltage DC5V. Charging time is about 2 hours.
4. Wireless headset battery capacity: 70mAh. Cable length: 60cm. Net weight: 14g.
5. Calls / music time: 4 hours. Standby time: 140 hours.
6. Wireless headset battery display: supported for Apple phones and some Android phones. Video Player
