The Angelbird AV PRO CFexpress XT MK2 Type B memory card 660 GB offers recording technology that exceeds the capabilities of leading cameras. This card features the highest sustained recording speed and stable performance that ensures long life for capturing detailed, granular video and photo files at resolutions up to 12K+ RAW. High-speed recording ensures the capture of the highest quality data from every single frame. Regardless of whether you are shooting with a DSLR, mirrorless or film camera, the card offers a minimum sustained write speed of 1480 MB/s for the full capacity of the card. Angelbird CFexpress Type B technology protects against overheating and preserves battery life during operation. Stable Stream capability supports uninterrupted read and write performance for smooth, drop-free results throughout the card’s capacity.