1, "PREV / VOL-": Set long press volume down; in USB / SD status short press for previous track; in FM state long press for radio station.
2, "PLAY / PAUSE": In USB / SD status short press Play / Pause; in FM mode, long press is search channel and storage station .
3, "NEXT / VOL +": Set long press volume up; in USB / SD status short press previous track; in FM state short press for radio station.
4, "MODE": When have an SD card and U disk: Change order for USB ? SD ? FM ? AUX; only have an U disk: switching sequence for USB ? FM ? AUX; when only have SD card: Switch the order for SD ? FM ? AUX;

Remote Control Key:

1, POWER: Standby (STANDBY) This key can not switch.
2, "MODE": When have an SD card and U disk: Change order for USB ? SD ? FM ? AUX; only have an U disk: switching sequence for USB ? FM ? AUX; when only have SD card: Switch the order for SD ? FM ? AUX; no USB and SD card: FM ? AUX &rarr.
3, "PREV": Set long press volume down; in USB / SD status short press for previous track; in FM state short press for radio station.
4, "NEXT ": Set long press volume up; in USB / SD status short press previous track; in FM state short press for radio station.
5, VOL +: short / long press the volume increase.
6, VOL-: Short / Long press for volume reduction.
7, REP: USB / SD while playing is between single repeat or all cycle toggle key, open machine for the all cycle.
8, "STOP": In USB / SD state, short press is stop music playing.
9, MUTE: Mute button, gently press is mute, press again is lifted(press VOL- / VOL + can also be lifted).
10, EQ:. Sound field mode: NORMAL ? BAS ? POP ? ROC ? JAZZ ? CLA ? CUT ? NORMAL
11, PLAY / PAUSE: In USB / SD status Play / Pause; in FM state long press for radio station.

Package included:

1 x 5V/12V audio decoder board
1 x Surface shell
1 x Remote control
2 x 3P/5P audio plug

• Titanium coated to reduce friction and run cooler
• Large bit has 3 sided shank.
• Automatically deburr holes as you drill
• High speed steel,durable.
• Widely used to cut holes in a variety of material like steel, wood, thin iron, aluminum alloy, insulation boards, PVC sheet,ect

Titanium coated to reduce friction and run coolerC.J. SHOP