2011 good cost performance usb hub 1.USB 2.0 4port, 8port hub 2.Chipset: F1.1 3.CE, ROHS,FCC 4.Model: HX- ... H047, factory price 2011 good cost performance usb ... Shape SquareInterface Type USB 2.0Transfer Speed Up to 480MpsO/S Support Win95, 98, ME, 2000, XP, 2003, Vista, Win 7, 8, Linux, CE, etc ...