Memory card hosts premium-grade components and advanced controller technology that maximize your digital experience with quality and reliability. Ideal for the professional or enthusiast photographer, the Pro 600X SDHC UHS-1 card features UHS-1 Interface (Ultra High Speed Interface) and supports host device bus speeds up to 104MB per second. With transfer speeds up to 600X (90MB per second), the Pro 600X card maximizes your ability to capture, offload and process your digital photography or 1080p high-definition video quickly and easily. Card is class 10-rated for standard HS (High Speed) interface-equipped host devices. Write-protect switch prevents accidental deletion.