Headphones; Megaphones; Acoustic amplifiers; Audio headphones; Communications headsets for use with communication radios, intercom systems, or other communications network transceivers; 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; Ear phones; Earphones and headphones; Fitted protective skins c...