LED lights Status：
5、 Charging Mode
This product is built-in rechargeable battery for long standby and use.
Recommended charge full power before first time use.
A, Insert the Micro USB charging cable into the product charging port,
another side into output standard USB port (such as mobile phone chargers,
PC USB interface).
A、 About 2 hours Charging time.
B、 Charging status is red light,
charging is finished when red light
turns off .
C、 Play music when charging, also you can enjoy music while charging.
D、 Low battery status, the (receive / transmit) mode status indicator
flashes slowly.
6、 Function Operation.
ON:
press the button 5S the blue light will blink .
