Anleitung gibt es hier.
BlueCard-Modul

BLUE CARD 1.01 PUBLIC BETA

Darin enthalten ist die Firmware und Software damit die BlueCard funktionieren.
Der EmuNand vom 2DS/3DS/XL wird bis 9.9.0-26 unterstützt, die New 3DS/XL Konsolen nur bis 9.5.0-23.

This release also contains an update for the Blue 3DS card with:

- improved support for microSD cards

- faster write speeds

Today we present BLUECARD v1.03 PUBLIC BETA！

This release will bring back support for latest 10.1 emunand system firmware for Old 3DS.

Today we present BLUECARD v1.04 PUBLIC BETA！

Summary:

* Built-in NTR CFW support
* Built-in 240 cheats(the games list will coming soon)
* Updated emunand support for 10.3 for Old 3DS

Today we present BLUECARD v1.05 PUBLIC BETA！

Summary:

* Latest emunand support 10.5 for o3ds
* Updated emunand support for 10.5 for new 3DS

Today we present BLUECARD v1.06 PUBLIC BETA！

Summary:
* Add an option on whether to use the NTR CFW
* MHX not compatible with NTR CFW, when playing MHX, please turn off NTR CFW.