... Learning code, easy to assign to the alarm The wireless PIR Motion detector is an INPUT DEVICE,The PIR-100B ... s body moving through a protected area. Product FeaturesØ Internal Wireless Antenna, long distance transmission;Ø Learning code, easy to assign ... opened;Ø Newly-developed dual element passive infrared sensor unit;Ø Wireless transmitting digital signal to control panel;Ø Intelligent MCU inside, ...