This multi camera interface allows users to integrate to an existing rear view camera, or add a rear camera if vehicle doesn't have one. Also, add a front camera and/or all integrated into a 7” factory display in GM® vehicles. Using this interface module, combined with a rear view camera and additional cameras (not included) provides the driver with an, unobstructed view of what’s in front, beside, and behind the vehicle displayed on the existing 7” IOB factory display. Features: Uses existing 7” IOB factory display (display radio not included) Front camera input (Can be programmed to automatically come on when going from reverse to drive or manually activated with the included push button Rear camera input (to either sustain factory camera or add your own) Side camera inputs (activated by turn signals) Dynamic Parking lines (with the option to turn them on or off) Kit Includes: IOB Multi-Cam interface module-4 camera inputs Install instructions CAMERAS AND DISPLAY RADIO NOT INCLUDED This interface kit comes with a 3 year warranty.