The R4 and R4 SDHC cards were the first to be released by the R4 team, designed to work with the original DS and DS lite consoles these cards have fast become the most popular DS console accessory on the market bar none. What makes the R4 and R4 SDHC so popular is its support for Micro SD and SDHC memory cards meaning you can store up to 32GB of files on a single card.