Bluetooth Headsets HBS 900 Tone+ Infinim Neckbands Wireless Stereo Earphones Bluetooth 4.0 Sport Headphone for HBS900 HBS-900 Headsets

(Please tell me the color you need,thank you )

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 / Talkingstate15H

9-SNR: S / N≥95

10- Charging Time: 2h

11-Bluetooth name:  HBS-900

12-Speaker: 16Ω20mW x 2

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

14-ANC frequency 100-1000HZ

15-ANC level 15-20dB

16-Standby time ≥500H

17-working environment 10-60

18-Color:Gold,Silver,Blue,Pink,Black,White,Green