The tu2 et100 is a high speed usb network adapter it allows you to instantly connect to a 10100mbps network from a usb enabled desktop or notebook pc compliant with the usb 20 standard and backwards compatible with the usb 10 and 11 the tu2 et100 features 480mbps throughput that fully supports 100mbps connection you can instantly add network capability for sharing files and printers between pcs for your home or office use the tu2 et100 to gain access to broadband internet and explore va