Audio amplifiers; Audio cables; Audio cassette recorders; Audio circuit boards; Audio dubbing apparatus; Audio electronic components, namely, surround sound systems; Audio equipment for vehicles, namely, loud speakers for automotive audio systems; Audio headphones; Audio mixers; Audio processing equipment, namely, limiters and compressors; Audio recorders; Audio speaker enclosures; Audio speakers; Audio-frequency transformers; Cases for music, audio and related electronic equipment, namely, cases for audio tuners, audio receivers, amplifiers, tape players, compact disc players, MP3 controllers/players, audio mixers, audio speakers in the nature of music studio monitors, microphones, audio speakers, compact discs, audio tapes, portable computers, antennas, phonographic record players, audio recording equipment, and the cables associated with all of the foregoing equipment; Computer software for manipulating digital audio information for use in audio media applications; 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 players; Digital audio tape players; Digital audio tape recorders; Distribution amplifiers for audio and video signals; Electric audio playback units; Electronic products for the generation, measurement, and analysis of audio signals, namely, audio analyzers; Electronic switchers for audio and video signals; Software to control and improve audio equipment sound quality