Apparatus for recording, transmission or reproduction of sound and images; Apparatus for transmitting and reproducing sound or images; Audio speakers; Computer software to control and improve computer and audio equipment sound quality; Digital audio players; Electric audio playback units with lights and speakers; Personal headphones for use with sound transmitting systems; Software to control and improve audio equipment sound quality

'apparatus':1,11 'audio':19,29,34,37,57 'comput':21,27 'control':24,54 'digit':33 'electr':36 'equip':30,58 'headphon':45 'imag':10,18 'improv':26,56 'light':41 'person':44 'playback':38 'player':35 'qualiti':32,60 'record':3 'reproduc':15 'reproduct':6 'softwar':22,52 'sound':8,16,31,49,59 'speaker':20,43 'system':51 'transmiss':4 'transmit':13,50 'unit':39 'use':47

TRUE3D

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