RiData Lightning Series 1000x 64GB UDMA7 CompactFlash card RDCF64G-1000X High-speed performance-leverages UDMA 7 technology to deliver a read transfer speed up to 1000x (150MB/s) Captures high-quality images and extended lengths of stunning 1080p full-HD, 3D, and 4K video with a DSLR camera, HD camcorder, or 3D camera Compatible with UDMA CF and CF devices High-speed file transfer from card to computer to dramatically accelerate workflow UDMA 7 specifications, tested transfer rates of up to 150MB/s Read & 100MB/s Write