Game Save Cartridge Retro for Nintendo 64 N64 System Console + 16gb SD Memory Card (ED64)

Top of Cartridge, there is a switch. Select: “N” = US System “P” = Euro System -Add Roms to appropriate folder: US Games to “01 USA Games – NTSC” folder PAL games to “02 Europe Games-PAL” folder --RESET BUTTON = To save the game, you need to press the Reset button.