... scanners, digital cameras, digital cameras, USB card, the hard disk box equipment, expanding 4 USB interface, each ... USB HUB controller, no driver or plug support the swap, supports up to 127 USB devices, all ... Mac os8.5, VISTA version.6.Transfer Rate : The rate of up to 480 Mbps.7.Power supply ... : black. Over 1K according to the customer request for change in the number of colors and LOGO butterfly USB ...