with a pair of Quadruple Synchronized Beams sensor (four beams) used for buildings, yards,schools,pools, etc The simple method of setting the system up from new is as follows:1) Insert a Telephoneline or a Valid Sim Card. 2) Wall Mount the Alarm System.3) Plug in the AC/DC adapter to AC power socket 4) Turn the On/Off switch on of the power supply for control panel. 5) Program the system using ...