Zek Samsung Galaxy Tab 2 SD Card Reader, USB Adapter HUB, and OTG Adapter Connection Kit: 5 in 1 Card Reader, USB HUB for samsung galaxy tab 2 Suitable for Samsung Galaxy Tab 2, 7.0 10.1 P7520 P6300 P7300 P7310 P7500, Galaxy Note 10.1 Support HI-Speed USB devices, USB Keyboard, U-disk, USB Flash Disk(OTG), etc Support the large capacity MS/M2/SD(HC)MMC/TF memory card If your device does not recognize this otg hub, please restart your Samsung device and try to plug it in again