| 摘要 |
PROBLEM TO BE SOLVED: To provide a theft prevention mechanism which eliminates huge work and time to treat operation part for theft prevention and can prevent an audio instrument for a vehicle from being stolen with easy operation. SOLUTION: Security bar 2 is slidably set in front of a front panel 20 and front panel 20 is automatically covered when set power switch 16 is off so that the audio instrument itself for vehicle can not be used.
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