BY activenanda
Jan 19, 2019
Security System, Distributor, Supplier, Installer, Security Systems, Burglar Alarm, Alarm Dialer, Intruder Alarm, Fire Alarm System
Optex Quad System Detector
Quad Beam Detector Optex Quad System Detector: One Of the latest developments in outdoor security technologies, the quad beam detector has been one of the most successful. These have a quad lens set up between a transmitter and a receiver communicating via pulsed AIR Beams, as compared to the dual lens setup of previous detection […]
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