Sega Naomi Dimm board (standard not net) with 4.03 firmware and Compact Flash adapter. Includes CF cards with Marvel vs Capcom 2 and Capcom vs SNK 2 2001, power cable (powered from the Naomi) and zero security chip. For use on Naomi 1 or 2 motherboard (not included).

Dimm case has a few marks otherwise in very good condition, tested and 100% fully working.