Digital Press on Twitter: "A Sega Genesis Power Base Converter was just traded in. This adapter allows you to play Sega Master System games on you Sega Genesis Model 1 https://t.co/7JlKbaepco" /
SEGA Master System Converter for SEGA Mega Drive with manual AUS seller tested | eBay
Amazon.com: Hyperkin RetroN 5 3-in-1 Adapter for Game Gear, Master System, and Master System Card : Video Games
SEGA Genesis Power Base Converter + Original Box Plays Master System Games #1620 10086016208 | eBay