Getwireless professionally mounts an antenna(or radio) on your roof or side of your building. This antenna will have an Ethernet cable attached to it, which will enter the home, similar to other utilities. This Ethernet cable will both provide power to the antenna and service to your computer or router.  You are responsible for distribution of the Internet throughout your home either via an Ethernet network or via a wireless network. You are responsible for maintaining your own internal network.