See also:

Compact disc (CD) with MP3 or WMA (models without Navigation System)
Terms: ● MP3 — MP3 is short for Moving Pictures Experts Group Audio Layer 3. MP3 is the most well-known compressed digital audio file format. This format allows for near “CD quality” ...

Battery replacement
Be careful not to allow children to swallow the battery and removed parts. ...

Safety note
- Do not disassemble or modify this system. If you do, it may result in accidents, fire, or electric shock. - Do not use this system if you notice any abnormality, such as a frozen screen ...