... (0--disarm,1--arm,2--24hours arm)71#1# front door PIR alarm# ; show first detector can arm and send ... message (front door PIR alarm) How to add more detectors? You can ... add new detector, such as wireless door sensors, PIR Sensors, gas and smoke detectors when ... when you remove the door sensor, switch PIR Sensor, go across from the front of camera and so ...