RADIUS

OPTICAL DATA STORAGE MEDIA, NAMELY BLANK REWRITABLE DIGITAL VIDEO DISC AND BLANK WRITTEN ONCE DIGITAL VIDEO DISC; OPTICAL DATA READER, NAMELY, DIGITAL VIDEO DISC DRIVE, MAGNETO-OPTICAL DISC DRIVE, COMPACT DISC DRIVE, AND HARD DISC DRIVE; MEMORY CARD READER; COMPUTER INTERFACE BOARD; PC CARDS, NAMELY 16 BIT DEVICES USED TO ATTACH MODEMS, NETWORK ADAPTERS, SOUND CARDS, AND HARD DISCS TO A PORTABLE COMPUTER