DESCRIPTION – High-speed performanceu00F9leverages UHS-II technology (U3) for a read transfer speed up to 2000x (300MB/s)* – Includes SD UHS-II reader for high-speed file transfer from card to computer, dramatically accelerating workflow** – Captures high-quality images and stunning 1080p full-HD, 3D, and 4K video with a DSLR camera, HD camcorder, or 3D camera – Backwards compatible with UHS-I devices – Backed by expert support and limited lifetime warranty *Up to 300MB/s read transfer, write speeds lower. Speeds based on internal testing. Actual performance may vary. x=150KB/s. **Highest transfer speeds achieved only when paired with an SD UHS-II reader. NOTE: Product appearance, software offerings, and packaging may vary depending on ship date and available inventory. Some of the listed storage capacity is used for formatting and other purposes and is not available for data storage. 1GB equals 1 billion bytes.