PUREX Technology 4 PORTS USB HUB (1 Dedicated USB3.0 + 3 USB2.0) - PUSB-HSD9 One SuperSpeed USB 3.0 port support data transfer rates of up to 5Gbps. Three USB 2.0 ports support data transfer rates of up to 480Mps. No installation of drivers required for Windows XP / Vista / 7 / 8 or Mac OS X 10.2 and above. Turn 1 USB 3.0 port into 4 in the blink of an eye. Ideal for Ultrabook, tablets, and Desktop PC.