Neo-Flash are releasing a dual fami-clone and MegaDrive clone soon. Should be pretty cool. Hopefully it'll be one of the better NOAC and have decent sound and good mapper support. They're also releasing NES and MD flashcarts.
http://www.neoflash.com/go/index.php?optio...d=207&Itemid=37
http://www.neoflash.com/go/index.php?optio...d=207&Itemid=37