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closed circuit television black and white high resolution monitors, video motion detectors, digital quad splitters, closed circuit television video switchers, video distribution amplifiers, video amplifiers, [ time and date generators, ] camera pan and tilt, closed circuit television indoor camera housings, simulated surveillance cameras, camera mounting brackets, 75ohm bayonette nut coupler jumper cables, security panels, digital keypads, [ digital auto dialer, ] indoor/outdoor infrared photo beam sensors, infrared photo beam sensors, 360 degree ceiling mount passive infrared detectors, passive infrared detectors, glass break detectors, [ recessed mounts, overhead garage door contacts, tamper switches, ] vibration detectors, emergency/panic buttons, [ surface mounted contacts, cam locks, ] [ momentary contact key switches, ] [ key switches, key lock covers, ] [ alarm station plates, ] [ electronic buzzers, ] indoor/outdoor sirens, and alarm siren drivers