Audio and audio-visual equipment, systems and apparatus including portable audio and audio-visual equipment, systems and apparatus; electronic equipment, systems and apparatus for recording, storing, transmitting or reproducing data, sound, images or visual material (or any combination of these); magnetic data carriers; optical disks including CDs and DVDs; recording discs; computers; loudspeakers, reflex loading loudspeakers, acoustic suspension loudspeakers, electrostatic loudspeakers, planar magnetic loudspeaker, subwoofer loudspeaker, A/V (audio visual) surround loudspeakers, amplifiers, power amplifiers, pre amplifiers, A/V (audio visual) surround amplifiers, digital amplifiers, DVD (digital versatile disc/digital video disc) receiver amplifiers, karaoke mixer amplifiers, phone amplifiers, integrated amplifiers, receivers (AM/FM) (amplitude modulation/frequency modulation), cassette deck/digital players, tape cassette players, DCC (digital compact cassette) players, DAT (digital audio tape) players, LD (laser disc) players, mini disk players, VCD (video compact disc players ), DVD (digital versatile disc/digital video disc) players, CD (compact disc) players, SACD (super audio compact disc) players, DVD (digital versatile disc/digital video disc) audio players; D/A (digital to analogue) converters; DVD (digital versatile disc/digital video disc) recorders, video cassette recorders, video hard disk recorders; plasma TV (television) monitors, LCD (liquid crystal display) TV (television) monitors, television monitors, projectors, HD (high definition) TV (television), VCD/DVD (video compact disc/digital versatile disc) TV (television); turntables, tone arms, cartridges; tuners; audio cable; speaker cable, interconnect cable, digital cable, power cable; equalizers; car stereo, speakers, receivers, amplifiers; CD (compact disc) VCD (video compact disc), DVD (digital versatile disc/digital video disc), TV (television); recorded software, CD (compact disc) LD (laser disc), VCD/DVD (video compact disc/digital versatile disc); audio-visual equipment accessories, audio-tubes, capacitors, resistors, balance/volume controls, air core inductors, microphones, headphones, driver-units, connectors and plugs, speaker stands, audio/video racks; CD/LD (compact disc/laser disc) midi systems, VCD/DVD (video compact disc/digital versatile disc/digital video disc) midi systems, AV (audio visual) surround midi systems, karaoke midi systems, computer peripheral devices, sound alarms, sound recording apparatus, tape recorders, video recorders, monitors, MP3 players, MP4 players, hard disk recorder, flash memory recorders