... USB 1.1/2.0 is optioal 3, FCC and CE certifications 4, Support OEM 5, No driver required,plug and ... Mac, no drivers are needed .Features:1.4 Port High-Speed USB 2.0 Hub2.Adds X 4 USB ports to ... support USB2.0/1.1,3.Transfer rate: high speed 480Mbps,middle speed 12Mbps,low speed 1.5mbps4.System support: Win95/98/Me/2000 ... ready to work out asatisfactory solution along with you High Speed USB Hub Driver