1. Bluetooth: V4.1
2. Support:A2DP, AVRCP, HSP, HFP
3. Working time: 8 hours
4. Charging time: 2 hours
5. Battery: 150 mAh Li-poly
We are committed to building the world's most professional Bluetooth wireless acoustics application brand of first-class enterprises; actively promote the Bluetooth wireless acoustics technology applications and development.