Check the listing for details. InsideGadgets GBxCart RW v1.4 (Gameboy/GBC/GBA Cart Reader, Writer & Flasher). Condition: New. Listed at 45.99 USD. We are happy to announce that we are now carrying the GBxCart RW 1.4 Pro by InsideGadgets! An open source (CC BY-NC-SA) device suitable for GB, GBC and GBA carts so you can backup your game ROMs, backup/restore save games and write ROMs to supported Flash carts. View their complete product page for more information or to by from them directly. https://shop.insidegadgets.com/product/gbxcart-rw/We are happy to announce that we are now carrying the GBxCart RW 1.4 Pro by InsideGadgets! An open source (CC BY-NC-SA) device suitable for GB, GBC and GBA carts so you can backup your game ROMs, backup/restore save games and write ROMs to supported Flash carts. View their complete product page for more information or to by from them directly. https://shop.insidegadgets.com/product/gbxcart-rw/