Usb Hub 3.0,Onshowy Portable Aluminum 6-Port Usb Hubs with 4 Data Transfer Ports and 2 Charging Ports for iPhone 8,7,6s Plus, iPad,Samsung and More(Black) Please be assured to buy our products.Any question,please email us,we response you within 24 hours.we provide 1 YEAR QUALITY GUARANTEE,WE WILL GIVE YOU REFUND OR SEND YOU REPLACEMENT IF YOU ARE NOT SATISFIED WITH OUR PRODUCT.EXPAND your computer's existing USB 3.0 port to 4 additional USB 3.0 ports and 2 charging ports ALUMINUM 4-PORT USB HUB 3.0, Transfer Rate up to 5Gbps,Backward compatible with USB 2.0 and 1.1 devices WITH 2 CHARGING PORTS, can support many kinds of mobile devices for you, such as for iPhone, iPad, HTC Phones, Samsung Galaxy Tab, Blackberry, MP3 players, Digital Camera, & other USB devices Advantage:This HUB USB 3.0 can transmit data and charge your deviece simultaneously Guaranteed Reliability: Our products are made with the highest quality materials and technology to enhance both performance and safety.No driver installation to support Mac OS ,Windows 98SE ,ME ,2000 ,XP ,Vista,7,8.1,Linux,etc