CJB-T3 Warning Alarm police ambulance firefighting siren with MP3 amplifier function

Microcomputer chip control, stable alarm tone frequency

Features:

◆ Microcomputer chip control, stable alarm tone frequency

◆ Split structure，effectively separates the control system from the host

◆ Handle-type c0ontroller, which is convenient for installation and operation, and has a warning light control function

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