Sandisk micro sd adapter is will adapt a micro sd card and enable it to be read in the secure digital sd slot in a card reader micro sd memory cards that are supplied with your mobile phone often do not come with an adapter this makes downloading the images or music a little difficult even if you have a card reader most readers only accept the micro sd card when used in conjunction with the adapter suitable for use with dane elec kingston and sandisk micro sd memory cards rrplease