Acoustic conduits; acoustic couplers; amplifiers; audio amplifiers, namely, amplifying tubes and amplifying valves; cabinets for loudspeakers; camcorders; cinematographic cameras; cameras; computer central processing units; chargers for electric batteries; computer chips; compact disc players; compact discs featuring music; computer keyboards; computer memories; computer peripheral devices; computers; data processing apparatus; acoustic diaphragms; disk drives for computers; DVD players; earp...

Acoustic membranes; Audio speakers; Battery chargers; CD players; DVD players; Headphones; Horns for loudspeakers; Integrated circuits; Light emitting diodes (LEDs); Loudspeakers; Megaphones; Microphones; Photographic cameras; Portable media players; Robots for personal or hobby use; Cabinets for loudspeakers; Laboratory robots; Tactical robots