... usb 2.0 hub 1,4 ports 2,supports USB2.0/1.1, 3,No driver required,plug and ... play,support hot swapping; Item NO: MDTC-E006 4 ports usb 2.0 ... ports,each supplies power 500mA (max.); USB 2.0 high speed transfer port, compatible USB 1.1 ... and RoHSMaterialplasticColorall kinds of colors,even you can show us the sample of the color. MDTC-E006 4 ports usb 2.0 ...