awei A886BL Air Conduction Sports Wireless Headset, A886BL

1. Bluetooth version: V5.2 Zhongke Lanxun 5616B
2. Support protocol: --Hands Free 1.6/ -Headset 1.1/ -A2DP 1.2/ -AVRCP 1.5
3. Channel system: stereo sound
4. Call time: 7h, playing time: 7H
5. Charging time: 1.5H
6. Charging warehouse capacity: 240mAh
7. The best call distance: about 1M
8. Maximum transmission distance: about 8-10m
9. Voice prompt support
10. Veter diameter: 18mm
11. Bluetooth operating frequency: 2.402G-2.480g
12. Methods: hanging formula