The SDSDXP1-064G-X46 from WD/SanDisk Retail's high-caliber Extreme Pro line is a 64GB Secure Digital (SD) flash card crafted for photography and video professionals who demand peak performance. While it does not specify a transfer speed, its inclusion in the Extreme Pro family suggests a high-speed interface, likely supporting UHS-I technology to cater to fast-paced environments and workflows. It is designed for capturing high-resolution images, multiple frames in burst mode, and extensive video recording in full HD, 4K, and potentially beyond. As with other cards in this line, it is engineered to survive the rigors of professional use, offering protection against water, shock, and x-ray exposure. This card combines durability with the high-speed, high-capacity storage solution that professional photographers and videographers require.