A: Single press the mode("M") button to toggle between different modes as given below,
BT Wireless / Micro SD / USB / FM Mode / AUX.
A: Red LED glowing - Charging.
Red LED turns OFF - Fully charged.
White LED blinks every second - Discover Mode.
White LED blinks slowly - Active (Songs are played/speaker is used).
White LED glowing - Stand-by (Speaker is connected to a device, while no songs are played).