The R4 SDHC Revolution Card for Nintendo DS & DS Lite is a popular and affordable slot-1 flash cart solution that allows you to launch games, run applications and play media directly from the device. Simply place your files onto either a micro SD or SDHC memory card (sold separately), insert the micro SD into your R4 SDHC, your cart into your DS, and turn the system on. Playing games and media has never been easier!
Why is it better than the regular R4 DS? Because it supports SDHC MicroSD memory cards, which allow you to store up to 32 gigabytes of data, versus just 2 gigabytes for the regular R4 DS. Note that the card contains renewed hardware and thus uses different system files.
Note: The R4 SDHC is an upgraded version of the R4 DS cart which brings in compatibility with MicroSDHC flash memory. Not yet compatible with the Wood R4 firmware.
When updated with its latest firmware, the R4 SDHC offers the following functionality:
Supports both Micro SD/SDHC memory cards allowing you to store up to 32GB of data