The black StarTech 6-Port USB 3.0/USB 2.0 Combo Hub with Charging Port connects to your system via a single USB 3.0 connection to provide six easy access USB ports. It provides two USB 3.0 ports and four USB 2.0 ports for greater access to your peripherals such as printers and cameras. StarTech includes a USB 3.0 cable and an external power adapter that, when connected, enables charging of some portable electronic devices. In addition, one of these ports delivers 2A of power to charge smartphones and tablets.