100% brand new and high quality 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 NDSNDSL models applicable to R4 DS burning card. Specifications: Model: R4 Material: ABS Size: Approx. 35x34x4 mm/1.37x1.3x0.16 inch Compatible Models: for NDS MD GB GBC FC PCE SD Card Adapters Type: 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)