The NotSpot wireless firewall enables you to take control of you wireless network like never before! NotSpot is a compact (4x4x1 inch) unit that monitors the b/g and a wireless bands, looking for rogue wireless access points or people using wireless hotspots while in the building. Using state of the art technology, NotSpot can either report on the problems it detects or actually stop them! A NotSpot unit covers approximate a sphere with a 300 foot radius. It runs on power-over-ethernet and is easily managed via a web console.