HV-900 HBS-900 HV 900  Sport Neckband Headset Bluetooth Headphone wireless Stereo Earphone For iPhone Samsung LG HBS 730  740  750  800                        

Features:

1- Charging voltage: MICRO USB 5V

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: HV-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 10-60

Color:black/white

Please tell me which color do you want，or we will send at random.