USB Memory Stick - TOOGOO(R)4GB USB Memory Stick OTG Micro USB Flash Drive Mobile PC blue Applicable models: the various brand PC and compatible computers, Macintosh, PowerBook, tablet PC with OTG function, iMAC or iBook. Note: Only support for smartphones with OTG function. The exchange of files between mobile devices is easier than with online cloud services, and to transfer files between mobile device and PC required no cable. Through the USB OTG standard, mobile devices can connect directly to supported USB devices.