Zek Samsung Galaxy Tab 3 SD Card Reader, USB Adapter HUB, and OTG Adapter NOT FOR TAB 3 7.0, Connection Kit: 5 in 1 Card Reader, USB HUB for All Samsung Galaxy Tab 3, Galaxy S4, s3 and Note II, Note 8.0 (7ports)...ZEK LLC is the ONLY seller for this item. All other sellers are selling COUNTERFEITS and may do permanent damage to your precious Tablet device! We will not be responsible or warranty any product not purchased directly from Zek LLC. Suitable for Samsung Galaxy S6, Tab 3, 10.1, 8.0, P5220, P5200, P5210, P3210, P3200, Note II, Note 8.0, Galaxy S4,S3 Support HI-Speed USB devices, USB Keyboard, U-disk, USB Flash Disk(OTG), 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 PACKAGE CONTENTS: 1x ZEK OTG ADAPTER + 1x ZEK POWER SOURCE