Designed for your DSLR or mirrorless camera, the Lexar™ Professional 1066x SILVER Series SDXC UHS-I card lets you quickly capture and transfer high-quality photos, including Full HD and 4K UHD video, with read speeds up to 160MB/s and write speeds up to 120MB/s. This card dramatically accelerates workflow from start to finish, maximizing your creativity. Memory Card Compatibility: SDXC; Storage Capacity: 256 GB; Memory Cards Class Type: UHS-I V30 U1 Class 10.