Burglar alarm system is a system designed to detect intrusion – unauthorized entry – into a building or area. A burglar alarm system consists of sensors, control panel and audible devices. A burglar alarm system can be connected to 24-hour central monitoring station by means of private wire or dialing telephone line. 防盜警報系統為一個偵察非法進入一建築物或區域的系統。一套防盜警報系統由感應器、控制主機及響號組成。防盜警報系統可經私用專線或撥號電話線連接二十四小時保安監察中心。