1. Bluetooth version: 4.1
2. Bluetooth distance: 10m max
3. Battery Volume: 300mAh
4. Charging voltage: DC 5V
5. Working time: Music 4-6h, Call 8-10h
8. Microphone: built-in
9. Power rating: 100mw
10. Working voltage: DC 3.7V
11. Sensitivity: 20 Hz- 20 KHz
12. Adjustable structure for different needs
1 x Bluetooth headset, 1 x USB cable, 1 x Manual
300mAh
MX666
Headset (with mic)
Plastics
8-10 hours
V4.1
40mm
32Ohm
4-6 hours
20Hz-20KHz
Up to 10m
1 x Micro USB port, 1 x TF card slot, 1 x 3.5mm Earphone Jack
100mw
3.7V
5V