For the professional shooter who needs immediate confirmation that they've captured "the Shot" or wants to identify accurate exposure, levels or bracketing range, Lexar's patented speed 40X (equals 6.0 MB/sec.) and 80X (equals 12MB/sec.) is critical. Ideal for fast-paced applications such as photojournalism, sports and fashion, Lexar's high-speed series and professional digital film brings out the ultimate performance from your professional equipment.