USB HUB 2.0 4-Port Omega OUH243B BLACK. Type: interface: USB 1.1 i 2.0 Max. load a single socket: 500 mA Weight: 40g Cable lenght: 60cm Note: - compatible with all versions MS Windows, Mac Hub is design to build-up capability of your computer. Include 4 additional USB 2.0 High Speed port, that provides better efficiency of data transmission up to 480 Mb/s. HUB can be connected with all USB 1.1 or 2.0 devices: mouse, keyboard, MP3 player, skanner, digital camera, printer, pendrive, ect.