- The panel rotary pushbutton Description:

VOLUME: master volume switch: In the play U disk SD card FM to control the volume.

MIC ECHO: Microphone Reverb: Reverb control the microphone input volume level.

MIC VOL: mic / guitar volume switch: In the microphone and guitar inputs control the volume size.

GUITAR IN: guitar input.

LOW BATTERY CHC: Battery indicator: when the battery voltage is lower than 4.3V higher than 8V above the red light green light.

MIC IN: microphone input.

MODE: mode switch (AUX / FM / USB / SD Card) boot no equipment is AUX state, press Yes FM state, when the switch with USB and SD sequence USB / SD / FM / AUX, (USB / SD support inserted after priority)

: Reading USB / SD when on one, FM time on a radio station.

: Reading USB / SD time for the next one, FM when the next station.

: Reading USB / SD when play / pause, FM, short press the automatic search radio stations.

LED: single color (red) USB / SD playback pause flashes lit, FM, Always searching flashes, AUX lit.

LED: color (red, green) is less than 4.3V during playback when the red light, a green light above 8V.

USB: Access U disk SD / MMC: SD card access

AUDIO: external audio input

DC IN: Access 9V 1A

ON / OFF: switch key, press down the boot, playing up is off.