Update: We offer the latest 'RTS' version of the R4 3DS. This was released in July 2013 and works just like the first R4 3DS.
Works with up to v10.1.0-27 for 3DS/3DS XL and v1.4.5 for DSi/DSi XL (the latest available).
The R4 3DS is the newest R4 device on the market, supporting the latest Nintendo 3DS console. With the R4 3DS you can add up to 32GB of data to a single memory card and insert it into the R4 3DS for playback on your console.
The R4 3DS comes with a Micro SD/SDHC memory card reader to allow you to transfer files onto your console from your PC.
Technical Functionality Specification: