The ST4300U3C3 USB 3.0 Hub enables simultaneous data hub and USB charging functionality by adding three dedicated USB charge ports, as well as four USB 3.0 data ports, for a total of seven ports, all through a single USB 3.0 host connection. The USB hub ports are compliant with the SuperSpeed USB 3.0 specification, offering data transfer rates up to 5 Gbps, and are backward compatible with USB 2.0 and 1.x specifications. This externally powered USB hub also integrates 3 dedicated USB charging ports, providing 2 x 1A and 1 x 2A ports, enabling both data hub and USB charging station functionality. Support for USB Battery Charging Specification 1.2 lets you charge most mobile devices, including the Apple® iPhone®, iPad®, Microsoft® Surface™, Samsung Galaxy Tab™ and more. Designed for easy access to the ports when connecting or disconnecting devices, the hub features an upright port orientation, in a compact and durable metal enclosure. For added flexibility, the hub includes a bracket for wall-mounted installations. Backed by a StarTech.com 2-year warranty and free lifetime technical support. The StarTech.com Advantage - Sync and charge several USB devices simultaneously with a combination of hub and USB charging ports - Easily connect and disconnect devices with accessible upright ports - Connect up to four USB 3.0/2.0/1.x devices simultaneously at their respective maximum speeds