If you have a Compaq 286 Portable, you need this!
Guaranteed not to be DOA.The Floppy / HD / Serial / Parallel Controller Card for the Compaq Portable II 16 Bit is a vintage computer accessory designed specifically for the Compaq brand. Made in the United States, this keyboard controller card is a rare and unique piece for vintage computing enthusiasts looking to restore or maintain the functionality of their Compaq Portable II system. With its 16 bit capabilities, this card offers compatibility with older technology and allows users to interface with their system in a way that is authentic to the original design of the Compaq Portable II.