The Transcend 64GB SDXC Ultimate Class 10 UHS-1 Memory Card is a Secure Digital Extended Capacity memory card with 64GB of data storage capacity. It's suitable for SDXC-compatible devices. This Class 10 card is also Ultra High Speed Class 1 compliant, making it capable of up to 80MB/s data transfer speeds. These data rates are ideal for high-speed consecutive shooting and smooth, full HD video capture. The plug-and-play card has built-in Error Correcting Code (ECC) to detect and fix transfer errors, and supports Content Protection for Recordable Media (CPRM), as well as the exFAT file system. It also supports auto-standby, power-off and sleep modes. The card is backed by a limited lifetime warranty.