professional and amateur sound enhancing and/or recording apparatus; amplifiers; receivers; phonographs; speakers; tape decks; CD playback and/or recording apparatus; motion picture projectors and associated audio processing equipment; CD ROM playback and/or recording apparatus; video disc playback and/or recording apparatus; mini-disc playback and/or recording apparatus; home video recording apparatus; televisions; karaoke equipment; laser disc players; VCR's computer hardware, software, firmware and peripherals; computer data storage media, namely diskettes, floppy disks, solid-state cartridges, video game cartridges and/or tapes, hard discs, CD ROM discs, magnetic tape, and optical discs; computer game equipment; computer sound processing cards; computer PCMCIA cards; audio and/or audio-visual apparatus for use in cinemas; audio recordings and/or audio-visual recordings stored on magnetic tape or optical discs containing entertainment material; audio and/or audio-visual storage media, namely compact discs, mini-discs, laser discs, video discs, analog or digital audio cassette tapes, analog or digital video cassette tapes for professional or home use, VCR cassette tapes, motion picture film, and optical disc or magnetic media for storing audio and/or audio-visual recordings containing entertainment material