AUX
Can be used to connect external playing equipment like mobile
phones, MP3 players etc.
TF CARD
Insert TF Card and play the MP3 music.
USB
Insert USB Pen-drive and play the Mp3 music.
EAR-MIC
Insert and connect EAR Microphone.
MIC
Insert and connect Microphone.
ON/OFF
To power on and off the unit.
DC 9V
To charge unit, connect (9V 1.5A) adaptor.
POWER
Short-Press this button to turn ON/OFF unit.
MODE
REMOTE CONTROL FUNCTION
MODE
Long-press this button to switch ON/OFF of the flashing LED
light. Short-Press this button to change the playing mode in
sequence of USB->TF->BT->AUX IN->FM. In case of no USB
and TF card plugged-in, default mode will be Bluetooth while
powered on.