One end is a DA-15, a standard old-style D-sub connector with 2 rows. That's easy enough.
The other end is strange, to say the least. Square shaped but with one corner rounded off, 12 pins total, in 2 rows of 4, and 4 more in a hodgepodge above. It has a little latch to secure it in to a port, with a press-down release mechanism on the outside. Photo attached.
Does anybody have any idea what this is? I always like to know what I have lying around.
If you're interested, here's the rest of the dongle