WISE CFX4-B2048M2 Mk2 2TB CFexpress Memory Card CFX4-B and CFX4-B PRO series CFexpress media enable rich dynamic range of 8K RAW continuous shooting for high-end DSLR, mirrorless and video cameras like a walk in the park. Operated in PCIe Gen 4 x2 interface, the cards provide blazing speeds more than 6 times faster than the best XQD memory media. Designed by Professionals, for ProfessionalsWe know the strenuous demands required for working professionals in the field. We got you covered. Max Speeds of Up To 3700 MB/S Read and 3600 MB/S WriteBurst speed for read and write are more than 6 times faster than the best XQD media, leveraging the maximum performance of the camera. Built for 8K Pro Photo & VideoCaptures detailed, high-definition frames without drop off in performance as the capacity gets used by steady sustained write speed. Non-Stop Recording TimeThe large capacities up to 4TB provide ample space for RAW footage. Creators are able to store more content non-stop in harsh and unforgiving environments. Ultimate DurabilityWise CFexpress Type B cards are protected against moisture, dust, X-ray, magnets and shock. SPECIFICATIONS Capacity: 2TB Card Type: CFexpress Type B Dimensions: 29.6 x 38.5 x 3.8 mm Min Sustained Write Speed: 2400 MB/s Read Speed: 3500 MB/s Weight: 0.02 lbs / 10 g Write Speed: 3000 MB/s