SanDisk CF Express Type B Cards
Designed to deliver speeds necessary for working with smooth, raw 4K video captures at resolutions up to 4096 x 2160, CFexpress Card Type B from SanDisk provides read speeds of up to 1700 MB/s and write speeds of up to 1200 MB/s, which enables low latency during high-speed recording and an enhanced workflow efficiency. This card is also backward compatible with select XQD cameras that adopt firmware to enable CFexpress