SanDisk Extreme PRO. Capacity: 64 GB, Flash card type: SDXC, Flash memory class: Class 10, Internal memory type: UHS-II, Read speed: 300 MB/s, Write speed: 300 MB/s, UHS Speed Class: Class 3 (U3), Video Speed Class: V90. Protection features: Drop proof, Dust resistant, Water resistant, Product color: Black