What is a
MicroSD ("microSD") is a format for removable flash memory cards.
SD is an abbreviation of Secure Digital. MicroSD cards are
commonly used in cellular phones, as well as in some newer
handheld GPS devices, portable media players, digital audio
players, expandable USB flash memory drives, Nintendo DS
flashcards, and digital cameras.
microSD format was originally created by SanDisk. It was
originally called T-Flash, and then TransFlash, before being
renamed microSD when adopted by the SD Card Association (SDA).
Other flash card formats approved by the SDA include miniSD and SD