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. Each card is serialized for authenticity, protecting against counterfeit products and ensuring accurate representation of its capabilities. Delkin's BLACK CFexpress Type B 4.0 cards use pSLC flash, offering the endurance and performance of SLC flash with better capacity and price. pSLC has a lifespan between 7,000 and 28,000 TBW (Terabytes Written) depending on card capacity, compared to 300 to 2,000 TBW for other flash types. The cards undergo extensive testing for compatibility with high-end DSLR, mirrorless, and cinema cameras. The BLACK CFexpress cards feature pSLC flash for an extended life cycle and are shockproof and water-resistant, ensuring your data remains safe and secure, even in extreme environments. Benefit from Delkin's world-renowned 48-hour replacement and limited lifetime warranty. Each package includes the memory card and a protective storage case.