R4-I is a SLOT-1 flash card designed for Nintendo DS/DS Lite/DSi handheld consoles. As the successor of the famous R4-I flash card, it now supports the new DSi console, can use SDHC storage card, and have even better compatibility than R4 with NDS ROMs and homebrews. Support SDHC memory cards ( compatibility up to 32GB); Change language of menu as you want without any limit; As same size and thickness as original card; No need to flash. Build-in launch Slot-2 (gba) function; Support DMA read and no lag when using any microSD card; Support FAT16 and FAT32. Can transfer files with PC, PDA, Cellphone and Camera; Support clean ROM and drag-drop to play. Fast loading; Support NDS and iDS games. Run iDS games on any version of DS; Write save files to TF card directly and no need manual backup or restore them; Auto save type detection and no need to update save type list database; Support moonshell and home brew; Power saving design. Enter optimization mode automatically; Double screen UI. Support display thumbnails of games; Easy to use and setting; Support button and touch operation both; Support Wi-Fi and rumble package and browser expansion; Support change back ground picture of menu; Support change font color of menu; Support brightness adjust (DS Lite only); Support soft-reset; Support AR cheat code; Support soft-reset of moonshell 1.6 (back to main menu of R4 Ultra); Support DLDI auto-patching; Support Download play.