See also:

FM radio reception
Range: FM range is normally limited to 25 – 30 mi (40 – 48 km), with monaural (single channel) FM having slightly more range than stereo FM. External influences may sometimes interfere with FM ...

Volume control switch
Push the volume control switch up or down to increase or decrease the volume. Tuning Memory change (radio): Push the tuning switch ( or ) for less than 1.5 seconds to change presets. Seek t ...

USB memory (if so equipped)
- Never touch the terminal portion of the USB memory. - Do not place heavy objects on the USB memory. - Do not store the USB memory in highly humid locations. - Do not expose the USB memory t ...