The Sony 64GB SF-G Tough Series UHS-II SDXC Memory Card is a blend of robust construction and high-speed performance that supports both image and video capture. Built for UHS-II compliant devices, the memory card provides a maximum reading speed of 300 Mbps and writing speed of 299 Mbps. With this Sony memory card, you can record videos in 8K, 4K, 3D, HFR, and Full HD. The V90 speed class rating ensures a minimum writing speed of 90 Mbps. The memory card can be used with UHS-I devices as well. This Sony SDXC card provides resistance against water, dust, X-rays, static shock, and magnetic field. The card can function in extreme temperatures from -13 to 185°F. You can download the free File Rescue software to retrieve lost files.