The SDXC memory card standard provides up to 2 terabytes of storage & enhanced SD interface read/write speeds to a maximum transfer rate of 104 MB/sec. today & 300 MB/sec. in the future. With expanded storage capacity & enhanced interface speed, SDXC can help realize the full potential of digital cameras & camcorders with continuous shooting & higher resolution movie recordings. It will also facilitate high-speed transfers of data to & from cards. The Kingston SDXC card is based on the SDA (Secure Digital Association) Memory Card Standard Version 3.01 & is compliant with Ultra High Speed bus (UHS-1) & Class 10 rating. UHS-1 bus controls the ultra-fast read/write functions. The Class 10 rating guarantees a minimum data transfer speed of 10 MB/sec to address the demands of recording data to the SDXC card for applications such as video recording, where uninterrupted writing of data is critical. Featured in a massive 64 GB capacity & with speeds up to 60 MB/sec. read & 35 MB/sec. write, this card is ideal for storing & recording HD high-definition video, high resolution, or RAW still photos with SDXC-supported host devices.