TheZipKit &ldquo;I&rdquo; for Transcend 4GB Class 10 SDHC Card (TS4GSDHC10) Includes: 4GB SDHC Class 10 Flash Card and USB 2.0 Card Reader/Writer. Compatible with all SDHC-labeled host devices SDHC CLASS 10 compliant Built-in Error Correcting Code (ECC) to detect and correct transfer errors SD/SDHC/MMC USB 2.0 Flash Card Reader Transfer rate up to 20MB/s on devices supporting SD 3.0