Intrusion systems
An intrusion alarm systems are used to detect the presence of intruders and safeguard homes, offices and other places, where they are installed with the help of highly efficient sensors.
These intrusion alarm system have an alarm that can include a large number of different contact switches, PIR, motion detectors, sounders, speech dialers, glass breakage detectors, and other types of detection devices.
In easy word this alarm can detect any unauthorized person in the area and warn the control room.