Generic b505 Estoreimport Micro USB Host OTG Cable with USB Power for Samsung Phone I9100 I9300 I9220 9250 Micro USB Host OTG Cable w/USB power for Samsung phone i9100 i9300 i9220 9250 It's a standard USB Micro-B HOST Cable . Please confirm your device can support usb host OTG function before bidding It's with a Micro USB female port, which can be used to charge the extra USB device , such as usb flash disk, usb hard disk, with a micro USB cable