Telecommunication devices and apparatus, namely, telephones, mobile phones, smart phones, facsimile machines, and internet radios; personal stereos; stereo amplifiers; stereo receivers; radio tuners; stereo tuners; digital broadcasting receiving tuners; television receivers; audio and video receivers; digital audio and video network receivers; digital audio and video network players; optical disc players and recorders; audio cassette players; audio cassette recorders; video cassette-players; video cassette recorders; portable digital audio and video players; cases for portable digital audio and video players; stands for portable audio and video players; apparatus for reproduction and recording of audio and video memory cards; record players; phono equalizers; car stereos; video recorders, video players, audio recorders, and audio players with built-in hard disk drives; video projectors; video projector screens; video display apparatus, namely, monitors, plasma displays, liquid crystal displays (LCD), and cathode ray tube displays (CRT); audio and video signal analog-to-digital converters; audio and video signal digital-to analog converters; loudspeakers; megaphones; audio speakers; cabinets for loudspeakers; brackets specially adapted for mounting speakers; mounting stands adapted for speakers; headphones; personal headphones for sound transmitting apparatuses; wireless headphones; earphones; horns for loudspeakers; loud speaker systems; microphones; audio and video signal processing apparatus, namely, digital signal processors; portable radio communication machines and apparatus, namely, portable radio transmitters and portable wireless data transmitters; portable telephones; sound and video recording carriers, namely, blank magnetic data carriers, blank optical data carriers, blank optical data carriers for CDs, blank optical data carriers for DVDs, and blank optical data carriers for blue-laser-readable discs; personal digital assistants; blank optical data carriers; blank magnetic data carriers; blank magnetic cards, discs, tapes and data medias; cabinets adapted for audio and video apparatus and computers; remote controllers and remote control apparatus for use with audio and video apparatus and computers; digital radio transceivers; computers and computer peripheral devices; portable computers; laptop computers; interfaces for computers; computer keyboards; computer mouse; monitors for computers; sound circuit boards for computers; video circuit boards for computers; speakers for computers; radio tuners for computers; optical disk drives; hard disk drives; semi-conductor memories units; USB (universal serial bus) memories; blank flash memory cards; digital audio and video network servers; computer software for recording, transmission, reproduction, receiving, downloading, storage and/or editing of sound or images; computer software for transmitting and receiving e-mails and other information; routers for telecommunication and computer network; communication hubs and computer network hubs; modems; printers; phonograph records featuring music, featuring spoken word poetry, featuring speech, featuring entertainment; downloadable music files; sound or video recorded magnetic cards, sheets, tapes, and optical discs featuring music, featuring movies, featuring cartoons, featuring documentaries; exposed cinematographic films; exposed slide film; slide-film mounts; downloadable video files featuring music, featuring movies, featuring cartoons, featuring documentaries; recorded video discs and video tapes featuring music, featuring movies, featuring cartoons, featuring documentaries; power supplies; battery for computers; electrical cables for use with audio and video apparatus and computers; optical cables for use with audio and video apparatus and computers