SanDisk (SDSDQ512A10M) (512 MB) MicroSD Card - The microSD uses the latest advancements in flash memory technology to deliver the smallest memory card in the world. Measuring about one-fourth the size of a standard SD card, the microSD card provides high-performance and expanded memory capacity for mobile phones using SanDisk s TransFlash card slot or any new devices that are marked as microSD slots. For mobile phones that support microSD or TransFlash slots, the microSD module provides ample storage for use of media rich files such as music, videos, and photographs on the phone. The microSD module comes equipped with an SD card adapter for use with any SD-compliant device making it easier to transfer files.