With read/write speeds up to 95/60 MB/s, the Premier Pro series of SDXC UHS-I Speed Class 3 (U3) high-speed memory card delivers excellent performance. It fully supports the latest 4K2K photographic device, and enables professional grade ultra-fine high-quality images to be captured. It boasts fast and smooth transfer speeds, especially with larger files. Premier Pro memory cards allows users to fully utilize the power of burst mode photography. The high performance, reliability, storage capacity and durability of the SDXC UHS-I U3 memory card enables photographers to capture every moment without fear of losing memory space.