Car 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; Automotive batteries designed exclusively for car audio power applications; 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 monitor accessories, namely, hardware adapted for mounting computer and video monitors in vehicles; 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 automotive radios, namely, hardware and cables for inputting electronics into car radio systems; 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; charge cords, door lock interfaces; DVD changer interfaces, DVD interfaces, in-car entertainment system 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; telecommunication transmitters; 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; electric switches, namely 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; 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 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, 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; audio equipment for mobile use, namely, speakers, cables, receivers, tuners, amplifiers, audio controls; audio and video equipment, their parts and accessories, namely, transmitters, wire and cables, electric, power distribution or control machines and apparatus; amplifiers, speakers, audio and audio controller, line drivers, electronic crossover, stereo equalizer, plugs, connectors, pickup, 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; loudspeaker systems; loudspeakers; electronic display interfaces for industrial automation and process control signal transmission cables; pulse generators for testing electric current; 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 equipment; portable-digital electronic device accessories, namely, MP3 player accessories, namely player cords, player transmitters, MP3 player transmitters, cables, speakers, earpieces, harness to facilitate mobile and automative use of MP3 players, and MP3 player interface kits comprising player electrical power cord and player transmitters; electricity wire connectors; automatic regulator for vehicle sound; vehicle radios; sound transmitting apparatus; sound transmitting apparatus for vehicles; connections, electric; couplings, electric; Plugs, sockets and other contacts, namely, electric connections; 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; sensors, monitor, alarms, mirrors, connectors, wiring and accessories in the field of driver assistance; sensors, monitors, alarms, mirrors, 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, in dash navigation, GPS rearview mirror, backup monitor mirror, automotive audio interface, controller area network bus audio interface, global positioning satellite navigation computers; vehicle accessories, namely, head rests, DVD players, wired remote controls, wireless remote controls, wired headphones and wireless headphones; vehicle accessories, namely, parking assist sensors and audio interfaces; vehicle accessories, namely, vehicle tracking devices and digital audio 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 audio recorders, multi-channel automotive DVR system, wireless remote controls, component hard drive storage, component SD storage and component SIM card port