Get high-capacity storage, faster shot-to-shot performance, and cinema-quality video with the SanDisk Extreme PRO CompactFlash memory card. With high transfer speeds, this card offers the fast, efficient performance you expect from the global leader in flash memory cards. This industry-leading memory card is optimized for professional-grade video capture, with a minimum sustained write speed of 65 MB/s for rich 4K and Full HD video.