Big Blue Reader 128/64 is set of unique and powerful disk utilities for the Commodore 1571 and 1581 Disk Drive(s). These programs are designed to transfer word processing, text, ASCII, and binary files between standard Commodore 64/128 and IBM PC compatible MS-DOS disks. The enhanced Big Blue Reader 128 gives additional support for: Built-in MS-DOS disk formatting, true Burst Mode file transfers, 2MHz microprocessor speed, extra RAM, 40 and 80 column displays, C128 CP/M file transfers and much more.