Adhering to the Class 10 specification, Transcend's SDHC cards perform at a transfer rate up to 20MB/s on devices supporting SD 3.0, ensuring your device remains quick and responsive while recording and viewing files.The SDHC Class 10 series offer larger-volume data storage and optimized recording performance with support for FAT 32 file formats. You can store your entire music or picture collection on high-megapixel digital cameras, HDTV digital video cameras, PDAs and other memory-hungry devices.