Vehicle stereo installation kits comprising a stereo, speakers, amplifier, equalizer, crossovers, speaker housings, stereo cables, radio signal tuners, antennas, steering wheel radio control interface, dash kits, faceplates and wire harnesses sold as a unit; electrical and musical signal transmitting cables and connectors; home audio interconnect accessories and distribution devices, namely, digital audio interconnects, multi-channel analog audio interconnects, audio cable adapters, termination adapters, audio cable couplers, audio cable ends, audio switch boxes and audio splitters; home video interconnect accessories and distribution devices, namely, digital video interconnects, analog video interconnects, video cable adapters, termination adapters, video cable couplers, video cable ends, video switch boxes and video splitters; home multimedia interconnect accessories and distribution devices, namely, digital gaming interconnects, analog gaming interconnects, gaming cable adapters, gaming cable couplers, gaming cable ends, gaming switch boxes and gaming signal splitters; home security interconnect accessories and distribution devices, namely, closed circuit audio/video interconnects, security communication/control interconnects, surveillance cameras, monitoring boxes and security control boxes; home data interconnect accessories and distribution devices, namely, data interconnects, computer interconnects, data cable adapters, termination adapters, data cable couplers, data cable ends, data switch boxes and data signal splitters; home power conditioning and surge protection, namely, surge-protecting cables, surge-protecting boxes, power cables, power connectors, power splitters, electric power regenerators, noise filters and power-line conditioners; home audio/video security and data installation tools, namely, in-wall cable routers and acoustic couplers; automotive batteries; radio signal detector and signal emitter; radar detectors; Automobile audio accessories, namely, distribution boxes, fuses, fuse blocks, fuse boxes, fuse panels, fuse holders, circuit breakers, power cables, electrical wires, power connectors, insulators, connectors, battery terminals, capacitors, battery isolators, coaxial connectors, electrical connectors, drivers and speaker enclosures, speaker connectors, speaker panels, baffles, grills and speaker mounts, tweeter pods, banana plugs, and enclosure adaptors, all for the recording, transmission and reproduction of sound; Computer and video monitors, and computer and video monitor accessories, namely, hardware adapted for mounting computer and video monitors in vehicles, hardware adapted for mounting computer and video monitors to walls, cabinets and desktops, and hardware adapted for mounting computer and video monitors in airplanes; Audio devices, namely, amplifier integration interfaces, audio cables, audio equalizers, audio interfaces, audio signal amplifiers, audio signal switchers, auxiliary input devices for automotive radios, radio interfaces, band-pass filters for use with audio circuits and speaker enclosures, bass blockers in the nature of a high pass filter that attenuates lower frequencies; Auxiliary input devices for radios, namely, hardware and cables for inputting electronics into automobiles, boats and power sport vehicles; radio systems comprised of radios, radio transmitters, antennas; CD changer interfaces, floating ground adapters, FM modulated audio receivers, FM modulated audio transmitters, high-pass filters; line output converters, lowpass filters, power resistors, radio frequency audio receivers, radio frequency audio transmitters, radio installation interfaces, RCA level attenuators, RCA level controller, RCA switcher satellite, Radio interfaces, volume controls; noise control, namely, antenna ground loop isolators, choke filters, filtering capacitors, power lead filters; cell phone devices, namely, telecommunication exchangers, cell phone interfaces, charge cords, door lock interfaces; portable electronic interfaces, namely, PDA interfaces, portable video player interfaces; DVD changer interfaces, DVD interfaces, game system interfaces, in-vehicle entertainment system interfaces, LCD video monitoring interfaces, navigation audio and radio interfaces, navigation system interfaces, radio frequency audio/video receivers, radio frequency audio/video transmitters, radio frequency video receivers, radio frequency transmitters, video cables, receive amplifiers, video signal switchers; timers; audio timers; Interfaces to facilitate the use of after-market electronics through existing vehicle communication systems, namely, game system interfaces; Audio and video receivers; Telecommunication transmitters; Telecommunication receivers; RCA level input attenuators used for attenuating input signal to improve the signal quality; volume controls used to control the volume and fine tuning of RCA level signal; battery; Switches, electric; Switches, electric in the nature of video signal switches; Digital audio converter (used to convert between analog and digital audio signal); Theft prevention installations, electric; Remote control apparatus for vehicle use in the nature of electronic key fobs; Electric locks; Hands free kits for phones; devices for hands-free use of mobile phones; electronic display interfaces, namely, USB audio and media interfaces for automotive radios, digital media interfaces for automotive radios; wireless audio and digital media for automotive radios, namely, downloadable audio and video files and pre-recorded digital media, all featuring music; audio and video equipment, their parts and accessories, namely, line drivers, amplifiers, speakers, bass speakers in the form of cubes, crossovers, graphic equalizers, connectors, cable and plug connectors, apeaker terminals, splitters, signal splitters and power circuit splitters, electronic combiners for connecting antennas and receivers, fuse blocks, distribution blocks, attenuators, transmitters, distribution panels, audio circuit isolators, switchers, distribution panels, volume controls, and cables, audio and video controller, electronic crossover, stereo equalizer, plugs, pickup, combiners, isolators, wire and cables, power distribution or control machines and apparatus, telecommunication devices and apparatus, namely, telecommunications receivers, telecommunication exchangers, telecommunication switches, electronic machines apparatus, namely, specify by common name, e.g. electronic data processing apparatus, plasma display panels and their replacement parts therefor; Audio equipment for home use and mobile use, namely, speakers, cables, receivers, tuners, amplifiers, media players, digital media players and electronic media players, audio controls, video controls, audio-video controls, mobile data receivers, video servers, signal processors, digital voice signal processors; audio and video equipment, their parts and accessories, namely, transmitters, wire and cables, electric, power distribution or control machines and apparatus; Amplifiers, speakers, subwoofers, audio controller, line drivers, electronic crossover, stereo equalizer, electric plugs, electric connectors, pickup, mobile data terminal; radio operator receivers, stereophony; audio signal distribution products namely, signal processors, cables for audio signal transmission; Digital signal processors, audio devices, namely, line drivers; Security devices, namely, industrial automation and process control signal transmission; cable door lock interfaces, keyless entry systems, namely, electronic programmable keyless activation unlocking system comprised of a microprocessor, signal detector and signal emitter; Short range radio interfaces for mobile devices; MP3 player accessories and MP3 player interface kits comprising player electrical power cord and player transmitters; Audiovisual devices, namely, video processors; Video signal distribution products, namely, video transmission apparatus; Computer operating systems; loudspeaker systems; loudspeakers; interfaces for industrial automation and process control signal transmission cables; infrared camera repeaters; infrared camera transmitters; pulse generators for testing electric current; and devices for hands-free use of mobile phones; Mobile audio interfacing equipment, namely, wiring harnesses, switches, audio/video cables, connectors, crossovers, batteries, MP3 integration, line output converters, diodes and antenna adapters, noise filters, electronic testing equipment for testing the mobile audio interfacing equipment, trigger modules, and navigation and video interfacing equipment; portable-digital electronic device accessories and interfacing, namely, MP3 player accessories and MP3 player interfaces consisting of player cords, player transmitters, MP3 player transmitters, MP3 player interfaces, Personal Digital Assistants interfaces, portable video player interfacing; portable-electronic interfaces, namely, PDA interfaces, portable video player interfacing; MP3 player accessories, namely, cables, speakers, earpieces, harness and interfaces to facilitate mobile and automotive use of MP3 players, and MP3 player interface kits comprising player electrical power cord; Cables, electric; Electricity connectors; Electricity wire connectors; Automatic regulator for vehicle sound; Vehicle radios; Sound transmitting apparatus; Sound transmitting apparatus for vehicles; Connections, electric; Couplings, electric; Electric connections, namely, plugs, sockets and connection cables; Switchboards; Coaxial cables; Audio, video, audio/video, and automotive audio cables and connectors therefor, switches, stabilizers, and wired transmitters; system control interfaces for automobiles, namely, all-in-one triggers, databus interfaces, IR repeaters, IR transmitters, low voltage triggers, pulse generators, steering wheel interfaces, timers; audio/visual tools for automobiles, namely, data analyzers; radio removal tools for automobiles, namely, frequency splitters, electric line filters, signal analyzers; sound amplifiers; reverse sensing system, namely, alarm attached to motorized vehicles to alert drivers of objects behind the vehicle; Reverse sensing system, namely, a detector and alarm for detecting, determining the distance and warning of objects from a vehicle; Cameras, sensors, monitor, alarms, connectors, wiring and accessories in the field of driver assistance; Cameras, sensors, monitors, alarms, connectors, wiring; Automotive and transportation sensors for vehicles, namely, parking and locational sensors for automobiles; Full line of security devices for automobiles, namely, databus door lock interfaces, keyless entry systems comprised of remote controls to open and close doors, electronic timers; vehicle accessories, namely, global positioning satellite navigation systems, smart phone integration systems comprising in vehicle navigation, in dash navigation, smartphone redisplay, mobile phone redisplay, GPS rearview mirror, backup monitor mirror, automotive audio/video interface, controller area network bus audio/video interface, gigabit video interface audio/video interface, global positioning satellite navigation computers, video resolution scaling devices, automatic touch screen monitors, touch screen overlays, high definition multimedia interface to RGB video convertors, standard video convertors; Vehicle accessories, namely, audio and visual entertainment systems comprising rear headrest monitors, rear headrest DVD monitors, rear seat entertainment, flip down DVD players, head rests, touchscreen monitors, non-touchscreen monitors, DVD players, televisions; display screens; wired remote controls, wireless remote controls, wired headphones and wireless headphones; Vehicle accessories, namely, camera systems to assist driver in viewing behind the vehicle comprising back-up monitor mirror, rear camera display mirror, back-up cameras, front-mount cameras, side-mount cameras, parking assist sensors and audio/video interfaces; Vehicle accessories, namely, vehicle tracking devices and digital audio and visual recording devices, namely, vehicle global positioning satellite tracker, trailer global positioning satellite tracker, personal global positioning satellite tracker, spy tracker, global positioning satellite receiver and integrated software, batteries for system components, digital video and audio recorders, multi-channel automotive DVR system, cameras, wireless remote controls, component hard drive storage, component SD storage and component SIM card port; the foregoing for use in automobile, boats and power sport vehicle