For photo enthusiasts using DSLR, advanced digital or HD video camera who need the speed and capacity to capture High quality 4k UHD and full HD video, high-speed burst mode and still photos even under extreme conditions, we provide memory cards at UHS speed class (U3) in capacities from 16GB to 256GB** for uninterrupted shooting and production efficient workflow in cards engineered to Stand up to environmental extremes. Compatibility: For SDHC (16-32GB) cards: Compatible with all SDHC/SDXC and SDHC-I/SDXC-I (UHS-I) enabled host devices and For SDXC (64-256GB) cards: Compatible with SDXC and SDXC-I (UHS-I) enabled host devices.