See also:

Supported MP3 File Formats
The radio will recognize only files with the *.MP3 extension as MP3 files. Non-MP3 files named with the *.MP3 extension may cause playback problems. The radio is designed to recognize the file as ...

Changing the Volume
1. Start a dialogue by pressing the Voice Command button. 2. Say a command (e.g., “Help”). 3. Use the ON/OFF VOLUME rotary knob to adjust the volume to a comfortable level while the Voice Co ...

Power Switch/Volume Control (Rotary)
Push the ON/VOLUME control knob to turn on the radio. Push the ON/VOLUME control knob a second time to turn off the radio. ...