The new SanDisk Ultra II SD/Secure Digital memory cards have a minimum sustained write speed of 9 megabytes (MB) per second and a read speed of 10MB per second. Get faster speed for all the things you do. In the fast-paced world of Digital Photography, you rely on your camera and its capabilities. You also rely on your SD/Secure Digital cards to be fast, reliable and compatible with your camera. To meet the needs of professional and advanced photographers, SanDisk has developed new, optimized flash cards that: • Have a minimum sustained write speed of 9MB per second and a read speed of 10MB per second. • Take advantage of the advanced features of high mega-pixel digital cameras. • Deliver superior speed. Now you can capture those high-resolution images even faster! • Do it all with low power consumption, which means longer battery life. SanDisk Ultra II SD/Secure Digital memory cards are ideal for your most demanding photo shoots, including photojournalism and event, sports, nature and fashion photography. Advanced Features of the SanDisk Ultra II SD/Secure Digital memory cards: • Faster write speed means less time between shots. • Ready for rapid-fire shooting. • High-density flash memory and optimized controller. technology lets you save large image files faster. • Lifetime Warranty!! Performance Chart of Sandisk Ultra II SD/Secure Digital Memory Card Images per Megapixel Guide - Sandisk Ultra II SD card/Secure Digital Memory card Uncompressed Images per Sandisk Ultra II Secure Digital/SD Memory Card Megapixel Camera *Average Image Size (MB) Sandisk Secure Digital/SD Memory Card Capacity (Megabytes) 256MB 512MB 4MP 9.50 26 53 5MP 12.68 20 40 6MP 15.20 16 33 Compressed Images per Sandisk Secure/SD Memory Card Megapixel Camera *Average Image Size (MB) Sandisk Secure Digital/SD Memory Card Capacity (Megabytes) 256MB 512MB 4MP 1.90 134 269 5MP 2.54 100 201 6MP 3.04 84 168 *Actual results will depend on the camera model, resolution and compression mode setting ** Not all devices are SDHC compatible so please check with your manufacturer before purchasing