The Response / Friedland SLP 868MHz Wirefree Passive Infra Red (PIR) detector can be easily added to your existing 868MHz Response / Friedland 868MHz Alarm system in minutes. PIR's are ideal for protecting whole areas, rooms or even outbuildings and sends a signal to activate the response alarm when an intruder is detected within the protected area.
The Passive Infra Red (PIR) detects changes in infra red heat when an intruder walks into the detection area. A security coded signal is automatically sent, which activates the Response / Friedland Alarm in an instant.