| >Function Description: |
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| 1, ESV-6201 siren is a fission siren which can be with light controlling; |
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| 2, it can control two warning lights; |
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| 3, The volume of MIC can be adjusted; |
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| 4, Memorizer is in controller, can record relative data. |
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| 5, Nine tones (two horn), Audio signal can be blow up. |
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| 6, Controller has the function of being in a poor light; |
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| 7, Also it has the protection function for short circuit, polarity meet in reverse. |