Glass Break Alarm
Glass Break Alarm by HomeSafe
Stick on Glass Break Alarm operates on 12v battery (#23A)Included. Has on-off switch. Using a mini microphone circuit, this glass break alarm, when mounted on window glass will sound the 100 dB siren when the glass is broken or strongly bumped. The alarm will sound for approximately 30 seconds before re-setting. Includes double sided sticky tape for mounting.
These devices are a type of burglar alarm. They react to breaking glass through sounds or vibrations. Thanks!
Acoustics represented another advance in technology for these devices. An audio detector is sensitive to the sound of breaking glass and only one is needed for a single room.
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