Capture more than the moment - capture the experience. Verbatim's Pro 600X SDXC UHS-I Class 10 Memory Cards feature UHS-I U3 performance capabilities and a V30 video speed class to let serious enthusiasts record strikingly detailed 4K video, and shoot continuous burst-action photos free of motion blur. Featuring extended capacities, SDXC memory cards let you store more memories, and 90MB/s read speeds erase hitches from playback and enhance the editing experience by cutting down on file transfer times. 600X Transfer Speed. Memory Card Type: SDXC; Storage Capacity: 64 GB; Class Type: UHS-I V30 U3 Class 10.