2-Working current:                10-20mA

3- Bluetooth Working range:        10M

4-Output power:                  2x18mW  

5-Frequency range:                2.401-2.480GHz

6- Distortion factor:               ≤1%

7-Frequency response:             20Hz-20KHz

8-Working Time:                 Music state 10 H/ Talkingstate 15H

9-SNR:                         S/N≥95

10- Charging Time:                2h

11-Bluetooth name:               LG HBS-800

12-Speaker:                    16Ω20mW x 2

13-Battery:                     3.7V/195MAH (Polymer rechargeable battery)

14-ANC frequency                100-1000HZ

15-ANC level                    15-20dB

16-Standby time                 ≥500H

17-working environment          -10~60℃