Compliant with Universal Serial Bus Specification Revision 2.0 (Data Rate 1.5/12/480 Mbps) Connects up to 127 USB Devices Bus-power and self-power mode used Plug-and-play function 1 upstream and 4 downstream USB ports included Over-current detection and protection 1 red LED as power-on indicator (In some models, there is a green LED indicator for each downstream port apart from the red LED.)
System Requirements Desktop or notebook computer with USB port One of the following operating systems (no driver needed): Win 98SE/Win ME/Win 2000/Win XP & Mac 10.1 up
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