Atari 2600 Parker Bros. Demo console not in db

[vintagegamecrazy]

Check this out, this is quite cool and it is not listed in the database at all, anyone up for finding more info on it?

http://cgi.ebay.com/ws/eBayISAPI.dll?ViewItem&item=8251386274&rd=1&sspagename=STRK%3AMEWA%3AIT&rd=1

[sniperCCJVQ]

Now that's cool !