Digital audio players; Cameras; TV and video converters; TV cameras; TV monitors; Television receivers; Audio amplifiers; Audio cassette players; Audio equipment for vehicles, namely, stereos, speakers, amplifiers, equalizers, crossovers and speaker housings; Audio mixers; Audio speakers; Audio-video receivers; Car video recorders; Combination video players and recorders; Digital video recorders; Distribution amplifiers for audio and video signals; Video cameras; Video disk players; Video display cards; Video game interactive hand held remote controls for playing electronic games; Video game machines for use with external display screen or monitor; Video game machines for use with televisions; Video monitors; Video phones; Video screens; Access control and alarm monitoring systems; An optical metrology inspection system comprised of a light source, one or more cameras and sensors in communication with computer software and hardware; Audio electronic components, namely, surround sound systems; Communications headsets for use with communication radios, intercom systems, or other communications network transceivers; Computer hardware and software system for tracking people, objects and pets using GPS data on a device on the tracked people, objects and pets; Facilities management software, namely, software to control building environment, access and security systems; Global positioning system; Global positioning system (GPS) consisting of computers, computer software, transmitters, receivers, and network interface devices; Heat detection systems comprised of fiber optic linear loop configurations, heat detectors, monitors; Laser measuring systems; Loud speaker systems; Laser object detectors for use on vehicles; Laser speed detectors; Metal detectors; Radar detectors; Radar object detectors for use on vehicles; Smoke detectors; Ultrasonic object detectors for use on vehicles; Electronic LCD advertisement display unit with multi-networking (TCP/IP) capabilities