Specifications • Type: USB • Standards: USB 2.0/1.1 • Ports: 1 x Upstream, 7 x Downstream • Transfer Rate: 1.5/12/480Mbps • Power Input: 5V, 2A • Dimensions: 141.5 x 82.5 x 32 mm / 5.57" x 3.25" x 1.26" (not including power adapter) Features • 40 Times Faster Than The USB 1.1 • Seven Independent, Fully Functional, Downstream Ports • Hot Swappable Plug-n-Play • Power & USB enabled indicator LED • No device drivers required for Hub installation System Requirements • PC:Windows 98SE, 2000, ME, XP, Vista 32/64bit • Mac:Mac OS 8.6 to 9.x, Mac OS X or greater • Plug n Play support for Win7 (32/64 bit, build 7600)