Pir motion alarm adopt dual-core digital infrared fuzzy logic processing technology and intelligent analysis algorithms,strong ability for analyzing the fault signal or people movement to avoid false alarm.
it can program wireless motion sensor,door sensor, smoke detector,gas detector,emergency button and so on.
it supports external speaker,which can raise the alarming volume.
detection distance:<8m
external speaker: there is one external strobe siren port on the side of the host,which is to raise the alarm sound volume when alarm.(siren voltage is 5v,maximum current is 200ma)