Features:

1. Voice Commands

2.FreeSync Android application support

3. Extended battery life

4.Dual-mic noise cancellation

5.enjoying phone call without hands

6.Talk time/Play time: up to 5 hours

7. Standby time: up to 100 hours

8. Power source: Built in rechargeable Li-ion battery

9. Main functions: it can change automatically when a call come

10. Distance: Up to 10M

Notice:

1.Open this device， press the button until you see the blue light shine .

2.Open the Bluetooth function:long press the button ，until you see?

the Blue and Red light shine alternately. and then， search the bluetooth

signal in your phone，make a connection.

3. Close the Bluetooth : long press the button ，until you see the red light

shining，and then loosen your hand .