76578424
Mar 1, 2004
Apr 19, 2005
Audio equipment, namely, headphones, wireless headphones, digital wireless surround headphones, digital processors, headphone amplifier and surround processor for use with hardwired headphones, transmitting stations for wireless headphones, sound processors, receivers, antennas, multimedia players, speakers, radio links, software plug-in for use with computers, and cradle for headphones
Electrical and Scientific Apparatus