The Extreme IV line of CompactFlash is our newest digital film cards for the high-end professional photographers, who require the highest possible performance and the largest capacities for their medium format and high-end digital single lens reflex (SLR) cameras. It has extremely fast read/write speeds. (Up to 45MB/sec*) It provides the highest durability, speed, and quality demands on the market today for serious photography.
The reason for the extreme fast read/write speeds is that the Extreme IV memory cards feature innovative ESP (Enhanced Super-Parallel Processing) technology for the fastest speeds and highest performance. You get the fastest read/write speeds available today up to 45MB/sec* sequential read and write speed.
Every SanDisk Extreme IV CompactFlash card comes with RescuePRO® Deluxe so you can recover images, documents, mail, video, music just about any digital file, with ease. Built with leading-edge media recovery algorithms, RescuePro Deluxe lets you preview recoverable data before you try to retrieve it. With RescuePRO's unique recovery algorithm for MPEG audio and MPEG video recovery (MPEG-1/2/3) what you see, and what you hear, is what you can recover.