audio tape players and recorders; digital audio tape players; video cassette players and recorders; compact disc players and recorders; video disc players and recorders; mini disc players and recorders; compact disc changers; mini disc changers; television monitors, video monitors for automobile navigation systems; radio receivers; amplifiers; equalizers; sound processors including surround-sound processors; digital signal processors; channel dividers; digital/analog converters and frequency processors for audio and visual apparatus; audio speakers; television receivers; telephone antennas; CD-Rom disc containing map information for vehicle navigation systems; DVD-Rom disc containing map information for vehicle navigation systems; IC memory cards containing computer programs for map data; blank IC memory cards; hardware for mounting audio and video equipment in vehicles sold as a unit with the aforementioned audio and video equipment for vehicles; remote controls for car audio apparatus or navigation apparatus or television apparatus; electrical extension cables; electrical communication cables; navigation apparatus for determining or signaling the auto location, the location of sites, and travel routers, time, traffic conditions, and other information; magazines for holding multiples discs for use with compact disc changers or mini disc changers; electrical interconnectors; batteries and battery chargers