Ex4 known excellent for DSL,DSi,DSLL.This is the world-only flashcard that support NDS games,GBA games and RMVB movie player altogether.You may have iplayer to play movie.You may have supercard ds two to play NDS and GBA games.

But with ex4ds,It's all done in one card.

Site link: http://www.ex4ds.com/

Features:
1. Loads NDS Commercial Rom (Supports Soft Reset, Skin, AR Cheat Codes)
2. Built in GBA Emulator (Works on NDSL, NDSI and DSLL)
3. Built in Movie Player (Supports RMVB,AVI,MOV,DIVX,MPEG,FLV,3GP,ASF,WMV)
4. Built in Music Player (Supports P3,WMA,OGG,AAC,APE,FLAC)
5. Works With MicroSD Card up To 32GB (supports SDHC, FAT/FAT32)
6. Supports Multi-Language.
7. E-book/Picture viewer (Supports BMP, JPEG, JPG, PNG, TIF, GIF, TXT, PDF)
8. Supports 5-Scale Backlight Adjustment

Package Include:
1*Ex4 GBA Movie Card
1*Card Reader
1*Protecting Case