The SuperCard is a GBA/NDS adapter which allows you to play backup games, run homebrew applications, watch movies, play music, view pictures and display text. The Supercard can be run on a Nintendo DS, GBA, GBASP and GBM. It has the appearance of the regular GBA cartridge, with a slot for either a MINISD card.
The amount of storage the SuperCard contains via a MINISD flash depends on your card. The Supercard currently supports a MINISD flash card up to 16Gbits (2MBytes). Your backups and homebrew applications can easily be written to your card through a USB card reader. Currently, the Supercard is the lowest-priced GBA/NDS backup utility.
SUPER CARD NDS Features
NDS Functions:
1. You have the option of saving your DS games directly to the MINISD card. You can also save your progress onto the original DS games inserted into your handheld.
2. The Supercard can play NDS games of any sizes!
3. The loading time of NDS games through your MINISD card takes no more than one second.
4. There is absolutely NO slow-down of your NDS games during gameplay.
5. You can load your NDS games from the Supercard's memory or. directly from the MINISD card.
SUPER CARD GBA Features
GBA FOUR Dream Functions:
1. Real time save. Real-time saving is supported. Save your game at anytime!
2. Compress game support. Game compression to save storage space is available.
3. Playing game and view Game guide at the same time. Switch between gameplay and reading a game-guide, without restarting!
4. Without burnning flash, just copy as U Disk Use a MINISD card reader to quickly transfer your games.
Notes:
The Supercard support Type MINISD cards up to 1Gbyte. These cards can also be used in digital cameras, camcorders, U-disks and other digital devices. With the Supercard, you can:
  never lose your game-save again.
  enjoy huge storage capacity.
  play all your favourte games on one card!
  view pictures, text, e-books, movies, and listen to music!
  directly play your old NES and Gameboy games with NO addition software required!
  And much mor