The Lexar 512GB CompactFlash Memory Card Professional 800x UDMA 7 is a high-performance CompactFlash (CF) memory card with a data storage capacity of 512GB. It harnesses UDMA 7 technology to deliver an 800x speed rating, enabling maximum sustained read speeds of 120 MB/s, with write speeds of up to 75 MB/s. The card is compatible with UDMA CF and CF devices. Capture and save still photos and full HD 1080p and 3D video with your DSLR camera. The CF card supports VPG-20 for capturing professional-quality, full HD movies at up to 20 MB/s. When paired with a UDMA 7 enabled reader (not included), the card offers super-fast file transfer to computer, drastically accelerating your workflow. Image Rescue 4 software, available via free download, lets you recover lost or accidentally deleted photo and video files. Enjoy free professional tech support. The card is backed by a limited lifetime warranty.