Feature:Aluminum alloy housing， Shade & Sand Blasting workmanshipEquipped with VL812 Chipset; and 12 V 3 A power adaptor; UL ROHs certificationConfigurable with power switch; and USB LED indicatorPorts: 7Transfer rate up to 5GbpsBackwards compatible with USB 2.0 and USB 1.1No Device Driver Required for Hub InstallationSupports plug and play functionColor: SilverSystem Support: Microsoft Windows XP / Vista / 7 or aboveIdeal connection for hard disk drives， digital cameras， scanners， printers， external CD/DVD，flash memory drives and etc.Package Content:1 x USB3.0 7 Ports HUB