The 15 cm mobile device usb micro b to usb device otg adapter cable is the perfect solution for expanding the capabilities of an otg enabled tablet smartphone or other mobile device by directly connecting a usb device such as a usb flash drive for additional storage or a usb keyboard and mouse for additional control connect a usb hub to this adapter to further expand the capabilities of the mobile device by connecting multiple usb devices usb otg technology makes this connection easy and does