Description: and Features:R4 supports up to 2GB standard TF card. R4 game archives are directly stored on the TF card, eliminating the need for manual backup archive steps. The R4 archive is a 512k .sav file. For self-made software, R4 can automatically patch DLDI, and integrate Moonshell multimedia software in the kernel, so as to realize the functions of watching movies, listening to music and reading e-books.For NDS DSL models applicable to R4 DS burning card. Specifications:Model: R4Material: ABSSize: Approx. 35x34x4 mm/1.37x1.3x0.16 inchCompatible Models: for NDS MD GB GBC FC PCE SD Card AdaptersType: Game Flashcard/Game Flashcard with TF Card(optional) Notes:Please allow 1-2cm errors due to manual measurement,pls make sure that you do not mind before you order. Due to the difference between different monitors, the picture may not reflect the actual color of the item. Package Includes:1 Piece Game Flashcard/Game Flashcard with TF Card(2 Choices Optional) Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement.