jerryyu Posted March 19, 2011 Share Posted March 19, 2011 I had been online searching endlessly for the name of the security system that almost every stores used, and that is sending signals to the police station telling them that an intruder has came in through Acoustic Sensors(e.g. breaking of a window). Link to comment Share on other sites More sharing options...
Cap'n Refsmmat Posted March 19, 2011 Share Posted March 19, 2011 http://en.wikipedia.org/wiki/Alarm_system There's a variety of companies that install them. Link to comment Share on other sites More sharing options...
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