ELECTRONIC AND COMPUTER CIRCUIT CARDS, CIRCUIT BOARDS, HARDWARE AND SOFTWARE FOR THE CONTROL, AUDIO PROCESSING AND DISTRIBUTION OF MULTIPLE DIGITAL AUDIO AND DATA SIGNALS OVER LOCAL OR EXTENDED AREA DIGITAL COMPUTER NETWORKS
ELECTRONIC AND COMPUTER CIRCUIT CARDS, CIRCUIT BOARDS, AND COMPUTER HARDWARE AND SOFTWARE FOR USE IN REPRODUCING, DISTRIBUTING, AND PROCESSING DIGITAL AND ANALOG AUDIO DATA SIGNALS
COMPUTER SOFTWARE AND HARDWARE FOR USE IN DIGITAL AUDIO PROCESSING, NAMELY, RECORDING EDITING, AND PLAYBACK OF DIGITAL AUDIO DATA