The R4i/R4 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.
DSi v1.4 Important Update!
Please DO NOT update your firmware of DSi to v1.4 if your card is bought before 13rd, August. The new offical firmware of v1.4 blocks any third part card. We fixed this issue. The R4i that is bought after on 13rd, August works on DSi of v1.4. We'll publish the new firmware to update your card if it's brought before 13rd, August. Please pay your patience. Enjoy your game and have funny.
Hardware certify 
Our Cartridge is certified to support lastest DS/DSi/DSill.
New your help!
We found there are so many fake cards in the market that share the firmware of R4LI. We keep supporting legacy R4 because we did NOT forget our customers who bought R4. Please purchase R4/R4i card marked www.r4li.com on the package. It's the biggest support for us to keep updating firmware. Thanks. Feel free to contact us via email. Learn more about fake card.
R4/R4i DS Introduction 
