SanDisk Extreme CF (CompactFlash) Memory Cards deliver fast read/write speeds enabling you to catch fast action shots and complete quick file transfers making them ideal for use with semi-pro and professional DSLR cameras and HD camcorders. These memory cards feature Video Performance Guarantee (VPG-20) to deliver a minimum sustained recording data rate of 20MB/s to support high-quality Full HD video (1080p) recording. Take advantage of burst-mode photography with the card's write speeds of up to 85MB/s.