Zek USB OTG Adapter, SD Card Reader, USB Adapter Hub, for Samsung Galaxy Tab 4 8.0, 10.1, Tab S 10.5, 8.4, Galaxy Note 5, Galaxy Note 6, Galaxy S6, Galaxy S7 Connection Kit: 5 in 1 Card Reader, USB HUB for Samsung Galaxy Tab 4 8.0, 10.1, Tab S 10.5, 8.4 (NOT COMPATIBLE WITH Tab 4 7.0) Suitable for All Samsung Galaxy Tab 4 8.0, 10.1, Tab S 10.5, 8.4, Galaxy Note 4, Galaxy S6, Note 5 and other Samsung or non-Samsung USB 2.0 devices with OTG support. 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