This SanDisk Extreme PRO CFexpress 4.0 Type B card offers 400 GB of removable flash storage. It features a PCIe 4.0 x2 interface. The card is rated for up to 3,700 MB/s sequential read performance and up to 3,500 MB/s sequential write performance. It supports capture of resolutions up to 12K. The card is built to endure drops up to 5 meters and incorporates Intelligent SmartIdle technology for reduced power consumption. This Type B physical format is intended for hosts that accept CFexpress Type B media.