4-PORT USB HUB, 1,Man shape, 2,USB 1.1 and 2.0, 3,Compliance with windows,mac, OS New Arrival Man shape USB HubFeatures:4 ... , USB 2.0, Compliance with windows,mac, OSPictures show:Desription:1.With 4 ports, Fully compliant with the Universal Serial Bus Specification version1.1 ... /2.0,2.supports transfer rate up to 480Mbps3.Plug & Play and hot swapping.4.PC USB Power ...