Take your NES & SNES games off the shelf and dust them! RetroDuo 2in1 lets you play your old favorites all on one system. Slim and elegant, the RetroDuo 2in1 System saves space while air vents strategically placed ensure that you can enjoy your nostalgic trip without interruptions or delays. RetroDuo will work with most NES/SNES games, including Japanese imports. It also accepts all 16-bit controls and is designed to hold cartridges firmly. The RetroDuo is equipped with two controllers as well as an AC adapter and audio cables. Includes 2 Controllers 5V AC for Energy Efficiency Vents to prevent overheating Compatible With Most Japanese Titles Compatible with Original 16-bit Controllers Dual Slots for Game Cartridges Power Switch Button Version 2.0 S-Video Connection Capability