You likely won't see many like this, and they keep getting rarer and rarer as time goes by.
http://cgi.ebay.com/ws/eBayISAPI.dll?ViewItem&item=280179788843&_trksid=p3907.m32&_trkparms=tab%3DSelling
UniBIOS, HDTV output, S-Video, Composite output, stereo sound. All matching Serial #'s: box...