i dont think its similar at all to be honest,it looks like its got a 25 pin port,if you found it pc parts box,its pc relatedSorry to jump on this thread, but I've found a "similar" device recently. It came in a box with other pc components and I have no idea what it is...
There are several, here's one currently commercially available that has S-Video and composite outputs, but I think some soldering is required:Where could I buy one of these video converters?