The SanDisk memory card is a safe and compact storage device. The card type is SDXC, which makes it well-suited for most cameras. The speed at which it downloads data is 90 MB/s. Downloading from it is at a speed of 170 MB/s. The SanDisk SDXC 64GB Extreme For UHS-I (V30) U3 is of a speed class of Class 10. Thanks to the parameters, it is suitable for highly demanding operations like the saving of 4K video.