Earphones; Microphones; Woofers; Apparatus for wireless transmission of acoustic information; Audio amplifiers; Audio and video mixing desks; Audio mixers; Boom boxes; 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; Electric audio playback units with lights and speakers; Electrical pickups for us...