CKLW is a 50,000 watt, Class B, AM radio station broadcasting on the shared United States/Canadian clear-channel frequency of 800 kHz (800 AM) and located in Windsor, Ontario, Canada, serving Windsor and Detroit. Additionally, its signal can be heard as far west as Grand Rapids, Michigan; as far east as Batavia, New York (and, at night, Hartford, Connecticut); as far south as Edgewood, Kentucky; and as far north as Posen, Michigan.