PANEL CONTROL FUNCTIONS :
1. Mode (Wireless BT, LINE, USB, SD)
2. Previous track
(only on the sources USB / BT / TF)
3. Play / Pause
4. Next track
(only on the sources USB / BT / TF)
5. AUX 3.5 mm input
(Smartphone / Tablet)
6. USB input
7. Memory cards slot
(TF / micro SD)
8.
Microphone input
9.
5V_DC input
10. ON / OFF leds
11. Charging indicator
12. Power / Volume adjust