Starting at 4GB SDHC cards offer largervolume data storage and optimized recording performance with support for FAT 32 file formats In addition Kingston s SDHC cards use new speed class ratings known as Class 2 4 and 6 that deliver a minimum data transfer rate for optimum performance with SDHC devices Although identical in size to todays standard SD card the new SDHC cards are designed differently and are only recognized by SDHC host devices To ensure compatibility look for the SDHC logo on cards and host devices cameras camcorders etc For added reliability and durability our solidstate SDHC memory cards are built of nonvolatile memory components and have no moving parts that could wear out or break All cards are 100percent tested and are backed by a lifetime warranty and 247 live technical support