1- Charging voltage: MICRO USB 5V
2a-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: HBS-900
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
Bluetooth chip: CSR BC8635
Bluetooth Version: 4.0
Transmission distance: 10 meters
Battery capacity: polymer lithium battery 200mA
Music time: 12 hours down song / Pause
Talk Time: 12 hours volume plus or minus /
Standby time: 200 hours
Charging time: 2.5 hours
Product Size: 167.3 * 135.6 * 16.9mm