It's the same in NEO on 271, like others said, part of the traffic systems. A co-worker told me about his radar detector (I took mine off cuz it was driving me crazy), the newer Escort Passports have GPS in them, if they detect the same signal in the same area 3 times in a row it disables that signal (but doesn't disable if a second were to pop up) Too rich for my blood, but w/e http://www.escortradar.com/passport9500ix-details.php