That's a GPS nav headunit.
hey guys,what do you think about this
link is a dutch selling site (just like E-bay)
The operating system of the unit is probably WinCE, sure.
But that unit is nothing more than a fancu headunit with GPS Nav capability. Sorry to burst your bubble.
Now, the vendor may have a comparable model with a VGA input specifically for PC use. Perhaps something like this: http://www.digitalww.com/DWW-6500.htm