Alpine’s Camera Systems expand and extend your view of the area around your vehicle. The most versatile cameras on the market, they give you more capabilities for better maneuverability and greater safety. This advanced camera not only gives you a clear view to the rear of the vehicle, it alerts you to moving objects. Using ALERT (ALpine External Recognition Technology), the camera monitors a wide, deep zone in rear of the vehicle. When a moving person or car is detected, it highlights the object on the screen and also outputs a warning sound.