The sound of car horn is a very cool application, with the sound of 16 high-quality car horns
Release Time :
2022-12-21

It can connect multiple wired detectors (such as wired door magnets, wired infrared detectors, etc.) to form a set of wired alarms. In the armed state, once a detector detects a signal, it will alarm. If the intruder tries to cut the wire connected to the alarm signal, it will also alarm
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