Micro SD Description The Micro SD memory card is a functionally compatible with the SD memory card but is smaller in dimensions. The microSD memory card communication is based on an advance 8-pin interface and microSD memory card host interface supports regular SD or miniSD memory card adapter and operate as SD memory card  

Interface   SD

Power Supply   2.7v~3.6v

Dimensions   11 x 15 x 1 mm (0.43 x 0.59 x 0.04 in)

Other Information   The advertised memory capacity of this device represents unformatted capacity. Please note that once formatted and due to variations in flash module block limitations, the functional storage space will be lower than the advertised capacity.