SMS2SG1000 Sega Master System to Sega MARK II Adapter
1. Sega Master System (U.S. version) through to sega MARK II(Japanese version) to use the adapter card
2. This adapter card is the most perfect function and design of SMS TO MARK II switching CARDS， various aspects are better than other similar products.
Special tips:
At present the goods did not include plastic shell， is only PCB bare board. What you receive is what you see
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