Features: 2nd generation storage device (no booting tool required) Flush fitting slot 1 card Uses both MicroSD cards, FAT16 or 32 Supports any MicroSD card speed with no lag in game Supports Clean ROM, drag and drop. Works on any OS Built in NoPass Automatically detect save type Save directly to MicroSD card, not to onboard chip Supports Moonshell and other homebrew. Open I/O interface User friendly skinnable interface. Touchscreen or button operation Supports rumble pak and memory pak Supports the WiFi game, DS Rumble Pak, DS Browser Supports changes of the background of Operation Interface Support Skin DIY by setting background and font colors on Main Menu and Game Menu manually and automatically Supports 4-scale-lightness adjustment ( DS Lite only ) Supports the Soft Reset. Supports Action Replay cheat Moonshell 1.6 support Software Reset function ( Press START key back to the R4 menu) DLDI auto-patching Full download play support Pack includes: N5 DS Revolution adapter, MicroSD Card Reader Lanyard, CD disk, small plastic box. The micro sd card need to buy extra