Experience unparalleled performance and reliability with Delkin Devices BLACK CFexpress 4.0 Type B Memory Card, designed for professional videographers and photographers. Available in 325GB, 650GB, and 1.3TB capacities, this card boasts burst read speeds up to 3530MB/s and burst write speeds up to 3250MB/s, with sustained write speeds up to 2150MB/s. Ideal for capturing fast burst RAW images and high-bitrate video up to 8K, it ensures rapid data transfer and efficient workflows.