Description:1.Many Hot games in one cartridge for Megadrive Genesis consoles2.We use US/EU shell, fit US/EU and japan console slot.3.Pause key for MasterSystem Games4.Return to Menu key for GENESIS/MegaDrive5.Battery SRAM Save available for MegaDrive/GENESIS/MasterSystem Games6.Top quality and saving function, AtGames Firecore clone systems, Retron 5, RetroFreak is not workingCaution: Please provide your own TF card to copy the gameThe memory card must be formatted in FAT32maximum support 32GB memory card capacityAbout the cartridge label, sometimes we will update the label, but no notice again. If you care this label, please buy carefully.About consoles. Our custom game cartridge only work on original cosnoles and good quality clone console. Because there are too many clone consoles, we also cant know what your console support or not. Usually if your console can see the product menu, but cant goes into the game, then means that your console cant play our cartridge. Please take carefully. Beucase this is big capacity