With the performance of the Sandisk SDXC Extreme Pro 64GB 170MB/s - 90MB/s U3 V30 memory card you can let your creativity run free. The recording speed of up to 90 MB/s and the UHS Speed Class 3 (U3) ensure smooth video in 4K UHD with high resolution. Thanks to the transfer rate of 170 MB/sec, you can transfer your photos to other storage devices in no time. In addition, the memory card is resistant to water, shock and other hazards, so you can use it safely anywhere.