Alarm monitoring systems; Audio-receivers and video-receivers; Baby monitors; Burglar alarms; Camcorders; Document printers for use with computers; Electric cables and wires; Electrical pickups for use with musical instruments; Electrical and electronic burglar alarms; Electronic and optical communications instruments and components, namely, optical transceivers; Global positioning system (GPS); LCD monitors for security purposes; Optical lenses; Power adapters; Radios; Remote video monitorin...