... ,Backward compatibile with USB 1.1 devices 3,Transfer rate: Each port up to 480M VIA-pci-to-usb2.0( ... 4+1)1,1mUSB 2.0 EHCI and USB 1.1 OHCI ... : Each port up to 480Mbps4,Connects up to 127 USB devices simultaneously5,Over current protection, each port 500mA6,External ... port: USB-A x 47,Internal port: USB-A/Pin header port x 1 (sharing ...