Becker TRAFFIC ASSIST 7977 Instructions For Use Manual page 18

>>> OVERVIEW TRAFFIC ASSIST
> EN
Left side of unit
1 SD memory card slot
2 Reset button
3 ON/OFF switch
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1
2
3
4
5
6
7
Right side of unit
4 Volume control
Move upward = increase volume
Move downward = decrease volume
Press = mute
5 3.5 mm connection for headset (headset not included in the
scope of supply)
6 USB port for data carrier containing MP3 or image files
7 Mini USB connection