Kingston39s datatraveler microduo flash drives provide additional storage in a small convenient form factor for tablets and smartphones that support the usb otg on the go functionality the usb otg standard allows mobile devices to directly connect to supported usb devices datatraveler microduo flash drives allow microusb ports often used for charging devices to be used as expansion ports for up to 64gb of additional storage ideal for storing large files while traveling dtduo gives plug and p