... system is composing of main unit, PIR detector, wireless door sensor and remote controllers. Once the sensor ... detects intruder, it will transfer the wireless code to the main unit and the main unit ... Office, Financial place, Store etc. Main feature 8 wireless zones, 6 wired zones and 1 output for alarm ... into the AC base; (5) Drag out the antenna; (6) Place the main unit suitably, or hung ...