HYPERKIN HDMI Converter Adapter Cable for GameCube, Nintendo 64, and Super Famicom This converter converts the video output of GameCube and other consoles to HDMI. If the image doesn't display correctly, there may be a power shortage, and you'll need to supply power via USB. It has been used once and has no noticeable scratches, but it is a used item, so please consider this before purchasing if you are concerned about its condition.