Tec Toy master system promo cart

[Nicola]

http://cgi.ebay.com/ws/eBayISAPI.dll?ViewItem&category=62053&item=8184137598&rd=1&ssPageName=WDVW

Never seen one. Will there be an EPROM inside?

[Raccoon Lad]

There are a few of these in collector's hands right now.
Bock at SMSpower said he'd release the rom image from his copy in a few days.