POWER – press to turn unit ON/OFF
MIC1 & MIC2 – insert up to two microphones
USB port – insert a USB memory device for MP3/WMA play back
SOUND – press to adjust sound setting
MIC – press to enter karaoke function menu and select programs
SPK VOL – press to select center / surround volume to be adjusted
INPUT – select audio input source
MODE – press to select the sound field mode
PLAY/PAUSE – press to play or pause the music track when in USB playback mode
PREVIOUS – press to play the last music track when in USB playback mode
Next – press to play the next music track when in USB playback mode
MASTER.VOLUME – turn to adjust the volume, plus can be used for some level adjustment
when selected in the MENU
