What is gateway 3ds flashcart

Gateway 3ds flashcart is the world's first 3ds flashcart that can play 3ds games on your 3ds and 3ds xl console. currently this card can only work on 3DS version from V4.1 to V4.5. so now it can only play version lower than V4.5 3ds games , but the gateway 3ds team has released the future features, including bypassing region locking and play newer games.