The manhattan usb 30 gigabit adapter is a compact high performance network adapter that allows you to upgrade your desktop or notebook computer to operate at 101001000 mbps speeds on the lan because it attaches to one of your computers usb connectors there is no need to open up your pc and the user friendly setup software makes installation quick and easyfaster throughput through superspeed usb 30other usb gigabit adapters that only support usb 20 can not even come close to the perfo