YPERYTHROS DETECTOR BS-409 (MICROWAVE - IR) OLYMPIA ELECTRONICS

Infrared detector BS-409 dual-technology (microwaves - IR) OLYMPIA 

ELECTRONICS. 

Infrared detector BS-405 for alarm table OLYMPIA ELECTRONICS. 

The BS-405 infrared motion detector has a special lens wide angle quadruple 

infrared sensor and microwave and new Ultimate circuits 

minimize false alarms and allow avoiding 

alarms from small pets.