The Escort Passport iQ is a radar detector for vehicles that signals if your speed is being monitored by a laser or radar gun. It has audio alerts to warn you against speed traps. This device offers a highway mode to decrease the number of false alarms in densely populated regions. In addition, the model is programmed to pick up all X band, K band, Ka band, laser, Ku band signals, coming from the front/rear of a vehicle.