SPT

Cameras for building security system; video decoder; camera mounts and supports; video signal processors; camera lenses; security system monitors; time lapse video recorders; digital video recorders; video and audio transceivers; security units comprised of central control units, comprised of computer hardware and remote keypads; wireless passive infrared detectors; wireless door/window move detectors, and remote controllers for use in electronic building security systems; fire alarm sensors; heat sensors for detection of body heat or fire; infrared ray sensors; glass breaking sensors for use in electronic building security systems; proximity sensors; CCTV and PC interfaces; antennas for security system; electric cables for security system; data converters for security system; apparatus for converting digital data to photo images in electronic security systems; surge protectors; external computer hard drives for digital video recorder