This is an authentic InterAct GameShark Pro for the Nintendo Game Boy Color. It is a great addition to any retro gaming collection and may provide additional cheats and features for your favorite games. The device is sold untested, but has a sleek black color and is designed specifically for the Game Boy Color. It was manufactured by an unknown country/region and may be a rare find for collectors. This GameShark Pro is categorized under "Other Video Game Accessories" and is available for purchase on eBay.