Usb 2.0 Hub 1,USB2.0High speed interface, Backward compatible with USB1.1 2,USB port: 9+1,10Ports 3,Data transfer green LED Usb 2.0 HubTransfer rateUSB2.0 device rate up to 480MBPS,USB1.1 device rate up to 12MBPS.USB portUSB2.0Mini B Type female connector.Power supplysingle port supply 500MA power.no need external power ,supply from USB.CapacityACPI,OHCI compliant.Support operation systemwindows ...