Amplifier for wireless communications; Amplifiers; Audio amplifiers; 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; Distribution amplifiers for audio and video signals; Handheld electronic units for adjusting sound levels in hearing aids; Personal headphones for sound transmitting apparatuses; P...