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 your trip down Memory Lane is smooth, without delays or stops due to overheating. RetroDuo will work with most NES/SNES games, including Japanese imports. It also accepts all 16-bit controls and is designed to keep your cartridges firmly in position. It comes with two controllers and an AC adapter. Includes 2 controllers 5V AC Adapter For Energy Efficiency Vent Air to Prevent Overheating Compatible With Most Japanese Titles Compatible with Original 16-bit Controllers Dual Game Cartridge slots Power Switch Button Version 2.0 S-Video Connection Capability