GSM Wireless home/office alarm
Posted on 03 Jan 11:10 pm, South La, Accra
A set of security alarm is a system designed to detect intrusion – unauthorized entry – into a building or area. Security alarms are used in residential, commercial, industrial, and military properties for protection against burglary (theft) orproperty damage, as well as personal protection against intruders. Car alarmslikewise protect vehicles and their contents. Prisons also use security systems for control of inmates.
Some alarm systems serve a single purpose of burglary protection; combination systems provide both fireand intrusion protection. Intrusion alarm systems may also be combined withclosed-circuit television surveillancesystems to automatically record the activities of intruders, and may interface to access control systems for electrically locked doors. Systems range from small, self-contained noisemakers, to complicated, multi-area systems with computer monitoring and control