Amplifiers; Audio amplifiers; Audio circuit boards; Audio electronic components, namely, surround sound systems; Audio processing equipment, namely, limiters and compressors; Audio speaker enclosures; Audio speakers; Audio-video receivers; Cabinets for loudspeakers; Computer software to control and improve computer and audio equipment sound quality; Conical attachment to an audio speaker for diffusing and distributing sound as it is transmitted from the speaker; Consumer electronic products, namely, audio amplifiers, audio speakers, audio receivers, electrical audio and speaker cables and connectors, home theater systems, audio decoders, video decoders, speakers, power conversion devices, power converters, and power inverters; Digital audio players; Distribution amplifiers for audio and video signals; Electronic interconnecters for audio and video signals; Electronic products for the manipulation of the frequency, time, and amplitude characteristics of audio signals, namely, audio processors; Electronic scalers for audio and video signals; Home and office automation systems comprising wireless and wired controllers, controlled devices, and software for lighting, HVAC, security, safety and other home and office monitoring and control applications; Lighting control panels; Loud speaker systems; Loud speakers; Loudspeaker cabinets; Loudspeaker systems; Loudspeakers; Loudspeakers with built in amplifiers; Loudspeakers, headphones, microphones and CD players; Matrix switchers for audio and video signals; Power amplifiers; Pre-amplifiers; Public address (PA) and sound system accessories, namely, microphone stands, speaker stands, microphone cables, speaker cables, speaker boxes and sound mixers; Racks for amplifiers; Racks for loudspeakers; Remote controls for audio video equipment and components; Sound amplifiers; Sound mixers with integrated amplifiers; Speaker enclosures; Stereo amplifiers