2GB Micro SD Card 1.Shock proof, heat proof 2.Light and small, ... in the market 2GB Micro SD Card SD Card is Secure Digital Card, and it was launched by Panasonic, Toshiba and SanDisk. It was released for ... 0.7mm thicker holds storage unit with larger capacity. SD card and MMC card are maintaining upward compatibility, that is to say, ... , averaged data transfer rate can achieve 2MB/s. 2GB Micro SD Card