The SanDisk Extreme FireWire Reader is the perfect accessory for SanDisk Extreme IV CompactFlash cards. When coupled with a SanDisk Extreme IV CompactFlash card, it helps you speed up your workflow by transferring large image files faster through your computer’s FireWire port, at a speed of 45MB/s. It also features the reliability and professional-level services that have become synonymous with the SanDisk Extreme product family.