The Lexar Professional Silver Series CFexpress Type B card is designed to take advantage of the capabilities of next-generation cinema cameras and high-resolution DSLRs so you can capture high-quality images and 8K video. It offers super-fast performance of up to 1750 MB/s read and up to 1300 MB/s write. This card is backwards compatible with selected XQD cameras, allowing you to use existing devices with next-generation performance.