High speed SDHC memory card combine with Class 10 and UHS-I. Match with UHS-I setting, UHS-I high speed memory card is four times higher speed than Class 10, satisfy connoisseur of photography's demands on Full HD. Fully compatible with SD 3.01 standard Features: support Ultra High Speed Class 1 (U1) specifications. Accord with Class 10 specification. Fully compatible with SD 3.01 standard. Easy to use, play and plug. With automatic error correction function (ECC), can automatically detect and correct mistakes. Support multimedia content protection (CPRM) technology. Support power instructions and sleep patterns. Compatible with SDXC/SDHC device. Written proof switch hardware information. Special tips: the transmission speed depend on your system performance (such as hardware, software and usage, etc.).