Review on SanDisk 16GB Mobile MicroSDHC Class 4 Flash Memory Card - High-Quality Storage Solution by Charles Fowler

A little known fact about flash memory cards. The "Rating" or "Class" number applies only to large, long, sequential writes, such as in high definition recordings. camera video. This doesn't affect the overall performance of the chip or its ability to read and write information in a more random way than a phone or tablet. Cameras, tablets, and other devices that use a memory chip that looks more like a hard drive than a recording medium. As a result, you can buy a Class 4 or 6 Sandisk product that outperforms many Class 10+ cards except for applications like HD video recording. Look for microsd cards and random read/write performance. At the top of the test ranking you can see various Sandisk products.