Amplifiers; Audio amplifiers; Audio cables; Audio speakers; AV equipment storage racks; Computer hardware and computer peripheral devices; Digital audio players; Digital media hubs; Digital media receivers; Digital media servers; Digital media streaming devices; Distribution amplifiers for audio and video signals; DVD machines; DVD players; Home theater systems comprising DVD players, audio amplifiers, audio speakers; Karaoke players; Matrix switchers for audio and video signals; Media players; Set-top boxes; Sound and video recording and playback machines; Television and video converters; Video servers; Combination video players and recorders; Computer hardware for communicating audio, video and data between computers via a global computer network, wide-area computer networks, and peer-to-peer computer networks; Connection cables; Consumer electronic products, namely, audio amplifiers, audio speakers, audio receivers, electrical audio and speaker cables and connectors, audio decoders, video decoders, speakers, power conversion devices, power converters, and power inverters; Digital audio and video recorders and players; Electronic equipment, namely, transformers, baluns, and cables, all used in connection with computers, computer peripheral devices, televisions, audio-video equipment, closed-circuit TV equipment and telecommunication equipment; Wireless receivers and transmitters for portable media players