Used. Untested. 30-day free return.This is a vintage ISA Multi-I/O Controller Internal Card, ideal for collectors or restorers of classic IBM PC compatible systems. The card features connectors for Floppy Disk Drives (FLPY) and Winchester (Hard) Drives (WINCH), providing essential drive control for older computer setups. Additionally, it includes a DB25 parallel printer port and a serial port on the backplate, expanding the connectivity options of a vintage PC. This internal card is a key component for anyone looking to complete or repair an authentic retro computing build. It is designed for the ISA bus architecture commonly found in IBM PC/XT/AT and compatible computers from the 1980s and early 1990s. The card includes a dip switch for configuration. No accessories are included beyond the card itself.