Neat, though you will want to be careful not to fall foul of the law but they're pretty liberal in the US right now. http://en.wikipedia.org/wiki/Radar_detecto

Neat, though you will want to be careful not to fall foul of the law but they're pretty liberal in the US right now. http://en.wikipedia.org/wiki/Radar_detector#Legality http://en.wikipedia.org/wiki/Radar_detector#Legality