Improve your camera's performance with this SanDisk SDSDXXD-256G-ANCIN Extreme PRO SDXC memory card. The 256GB capacity accommodates large media files, while shot speeds of up to 140MB/seс. allow quick, stutter-free 4K UHD video recording. This SanDisk Extreme PRO SDXC memory card has a weather-resistant build to brave harsh conditions, and the QuickFlow technology supports fast data transfer. | Sandisk | | Extreme PRO 256GB SDXC UHS-I Memory Card | Best Buy