USB interface support USB devices such as USB flash disk, USB mouse, USB keyboard and etc.Suitable but not limited for Samsung Galaxy S2, Samsung Galaxy Note, Samsung Galaxy S3/S4, Galaxy Tab3 8.0, Sony Xperla NX-02D, Sony Xperla acro HDIS12S.Toshiba REGZA Phone-TO1D, and Sony S-series TabletDraws power only from OTG port, current for USB devices is limited to host capability With USB2.0 4-Port Hub, for Mouse, Keyboard, U disk, Camera, Printer and so on. Easy plug and play installation device, no external power needed No driver needed for Android and PC with USBSupports supply extra power through Micro-USB port if necessary.(Please take note: Extra power only charge for accessories such as mouse keyboard etc,can not charge for smartphone or tablet)Colour: Black material: plasticSize: 20cmPackage Contents: 1 * Micro-USB cableOnly the above package content, other products are not included.Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.About UsWe provide the good product with the best price,we support Wholesale/Drop Shipping Order1. For Drop Shipping order, please remark"dropshipping order", we will prioritize it.2. For Wholesale/Drop Shipping orders, if you have any ideas about the price or package,please contact us in advance,we will give you the best service to satisfy your demands.About Shipments1.We will send out the orders ASAP once your payment is completed normally.2.Please write your complete delivery address with correct phone number and zip code, especially please confirm your full name.About After-sale ServiceWe are reliable seller and we have our professional after-sale service for all of our customs. If there is any question about the order,please contact us in advance ,we will always here until you get a happy answer.About Feedback1. Please check the package and item when you get carefully to make sure there is no problem.2. If you have any problem or are not entirely satisfied with your package,please don’t be hesitate to contact us first before leaving negative feedback. We will resolve the problem to satisfy you.3. If there is no problem, please leave us five star positive feedback.Your affirmation is our greatest motivation ! !