That's because only SanDisk Extreme III memory cards feature innovative ESP Technology for the fastest speeds and highest performance. ESP stands for Enhanced Super-Parallel Processing. Simply put, it means you are getting the fastest read/write speeds available - an amazing minimum 20MB per second sequential read and write speed - speed you'll definitely appreciate whenever you find yourself shooting and storing pictures in harsh environments, extreme temperatures or at high altitudes.
Based on SanDisk Testing
Every SanDisk Extreme III SD card comes with RescuePRO so you can recover images, documents, mail, video, music - just about any digital file, with ease. Built with leading-edge media recovery algorithms, RescuePRO 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.
Customers most agreed on the following attributes:
Comments about SanDisk 4 GB Extreme III SD Memory Card 3-Pack:
Have found the Etreme III cards provide exceptional quality with video and stills while able to transfer at an impressive speed, especially with the USB Micromate, all at a great price.
Comments about SanDisk 4 GB Extreme III SD Memory Card 3-Pack:
I use these cards in my Digital camera. They are very responsive and never limit the camera while writing. Get them home and put them in the reader and the speed really shines. Only downside is the price - they typically are more expensive than other brands.
Comments about SanDisk 4 GB Extreme III SD Memory Card 3-Pack:
[...]
Comments about SanDisk 4 GB Extreme III SD Memory Card 3-Pack:
I use this is my camera and it works like a charm. It shoots at high speed even for action shots.
Comments about SanDisk 4 GB Extreme III SD Memory Card 3-Pack:
Can't beat the price: 3 free cards (with rebate)[...]Not fast enough for pro shooting, but fine as an emergency backup as well as use in a point-and-shoot digital camera.