The SX32 is designed to give the CD32 much of the capability of the A1200. It connects into the internal expansion bus of the CD32 and provides it with the following:

1 x 25pin Parallel Port
1 x 25pin Serial Port
1 x 23pin RGB Video Port
1 x 15pin VGA Monitor Port
1 x External Floppy Drive Port
1 x 2.5" IDE Connector
1 x 72pin SIMM slot.

The unit supports up to three external floppy disk drivers, any of which can be used to boot the system.