Model: Sound Blaster Pro 2
Operating System: Windows 3.x (Note: might work with other versions of this os.)
These are the original setup discs. ie Self extracting versions of the same named zip files on this site.
This must be installed prior to upgrading with the intermediate WFW sbp2wu.exe and sbp2du.exe upgrades.
NB The final upgrade is sbp2up.exe
CT1600 printed along top edge of board. CT1336 chip on board.