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#400W Professional Air-Raid Siren Speaker#400W Professional Waterproof Air-Raid Alert#400W Professional Air Defense Warning Speaker
HS600-03air defense siren
In the era of peace, it is necessary to be prepared for danger in times of peace, reasonably layout alarm systems, and effectively carry out combat readiness work. Civil defense departments should fulfill their responsibilities, cooperate closely with civil defense and point setting units at all levels, arrange relevant civil defense communication equipment installation plans, and sign agreements with point setting units and maintenance and management personnel to deploy civil defense equipment
2 years ago









200W Fire Truck Siren Warning Alarm System - Remote Wireless PA Speaker1
Wenzhou Langlang AUTO PARTS Co., Ltd.
0 views 3 months ago


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