Speed Class Rating: Class 4 Read Speed: 14~17 (MB/s) Write Speed: 4~5 (MB/s) Features: As the demand for digital device storages continuously grows, the widely used SD memory card has evolved into the SDHC (Secure Digital High Capacity), including a new interface that enables faster transfer rates and a higher memory capacity. The ADATA SDHC Class 4 supports all consumer digital devices that are in conformation with SDHC specifications, including digital cameras, DV cameras and camcorders, PDAs, multimedia players, PCs, printers, card readers and more. Parts: Lifetime Limited Labor: Lifetime Limited