User Manual

Operation Mode

GD22JT supports the following operation mode:

1. Play from SD card

2. Audio Line In

3. Radio.

4. Clock

Press <Mode> button to change operation mode.

Play Music from SD card

• Insert SD card (with audio files loaded) in to GD21.

• Press <Mode> button to switch to Music mode.

• Press <Play> button to play / pause music

playback.

• Press <vol +> and <vol -> button to adjust volume.

• Press <Right> button to play next song, press

<Left> button to play previous song.