These are Retro Six Brand clean screen install ribbons. If you have damaged your original ribbons, or if you just need a few spare sets, This is your opportunity. See YouTube for install videos that match up with your system. These ribbons are for the V1.0 purple board clean screen ONLY. They are not compatible with any other system. The versions of the Game Gear are for the 2chip version, V0/1/2. Retro Six no longer has these for sale, and they are not going to be remade again.