1. Support A2DP, AVRCP, Handsfree profile.
2. Bluetooth Version: V2.1 RDA solutions
3. Working Range: Up to 10 metes
4. Dimension: 60mm*60mm*53mm
5. Net Weight: 230g
6. Speaker: 45mm
7. Loudspeaker Output: 3W
8. Frequency Response: 280Hz-16kHz
9. Signal-to-Noise: ≥ 95dB
10. Distortion: ≤ 0.5%
11. Battery Voltage/Capacity: 820mAh
12. Battery Charging Voltage: 5V± 0.5V
13. Battery Charge Time: 2hours
14. Connect two phones at the same time