Portable digital audio players; digital audio players; digital audio players for automobiles; compact disc players for automobiles; compact disc players; record players; personal stereos; cassette players for automobiles; cassette players; mini disc players for automobiles; mini disc players; tape recorders; sound recording machines and apparatus (audio-frequency apparatus); antennas; amplifiers for automobiles; amplifiers; headphones; loudspeakers for automobiles; loudspeakers; horns for loudspeakers; microphones; tuners; equalizers; cabinets for loudspeakers; sound recording carriers; videocameras (camcorders); videodisc players; videotape recorders; DVD-players; DVD recording apparatus; video screens; video projectors for movies; audio and video receivers; television receivers (TV sets) for automobiles; television receivers (TV sets); remote controls for radios, televisions and stereos; radio communication machines and apparatus; vehicle radios; radio receivers; telephone sets; portable telephones; radiotelephony sets; radiotelegraphy sets; facsimile machines; video telephones; navigation apparatus for vehicles (on-board computers); satellite navigational apparatus; receivers for satellites; satellite dishes for satellite transmissions; transmitters of electronic signals; ammeters; voltmeters; wattmeters; electric loss indicators; frequency meters; galvanometers; ohmmeters; oscillographs; wavemeters; oscillators; meteorological machines and apparatus; batteries; battery chargers; direct current power supplies; computers; laptop computers; computer monitors; mouse (data processing equipment); mouse pads; printers for use with computers; scanners (data processing equipment); central processing units (processors); computer memories