We are the official seller of R4i SDHC Revolution for DS, Supports DSi V1.4.  

The R4i Cartridge is the current top-of-the-line in DS SLOT-1 flash carts. It is just an amazing little device like original DS cart size, it is a complete solution with no need to purchase any additional components or deal with any messy software and truly the easiest media enhancer you have ever done; To simply put it, this is a must have peripheral for any regular DS/DS lite/DSi owner.

Main features:

• Support Nintend DSi 1.4.1
• Frimware upgradable
• Real time save support
• Real time gameguide support

For more information, please visit its official website.