Ace3DS X work on 3ds v11.17 and it has a switch for 3DS ntrboothax mode and DS mode

switch down is DS mode, switch up is ntrboothax mode, the default is up ntrboothax mode.

Now VISA card is not available temporarily, you can pay with Master card.

Here is our aliexpress store link, if you have an aliexpress account, then this should be the best way.

https://www.aliexpress.com/store/1102831260

Ace3DS X is a perfect substitute of R4I GOLD 3DS PLUS card, same functions. It can play nds games and flash ntrboot B9S.

No original package, it include: 1.ACE3DS X card + 2. micro sd card reader + 3. a small magnet

Ace3DS X supports 3DS Ver. 11.17.0-50.

There's a NTRboot loader switch, you can learn how to do it from the official website.

FEATURES

• Hardware: Ace3DS X has a switch for 3DS mode and DS mode
• 3DS mode-NTRBOOT flashed FLASHCARD. Ace3DS X has been pre-flashed NTRBOOT and supports installing boot9strap on all 3DS consoles models & versions
• The using method of Ace3DS X is a little different from other flashcards, and you need to insert one FAT32 microSD card(maximum capacity is 128GB) to your flashcard
• The other steps of using Ace3DS X are the same as other flashcards. Follow the Installing boot9strap (ntrboot) instruction in 3ds.guide.
• https://3ds.guide/installing-boot9strap-(ntrboot)
  
• Change the step 3 as: Insert one FAT32 microSD card(maximum capacity is 32GB) to your flashcard, then insert your flashcard into your device
• DS mode. It is ace3ds plus, the using method is the same as before.