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 all integrated into an 8” factory display in a large number of Ford® vehicles. If you want to add more cameras you can choose to add-on the expansion port and the system will allow up to 4 cameras total to your factory display. Using this interface module, combined with a rear view camera and front or side cameras (not included) provides the driver with a complete, unobstructed view of what’s around the vehicle displayed on the existing 8” MyFord® Touch SYNC 2 factory display. Features: Uses existing 8” MyFord® Touch SYNC 2 factory display (display radio not included) Pass through for existing factory backup camera Allows addition of front camera that can be automatically triggered or with a manual switch. Press and hold OK button to manually activate camera at speeds under 7mph(not including factory rear cam) Allows addition of rear camera if the vehicle did not have one from the factory Expansion module features: Adds 4 additional camera ports in addition to your factory rear camera. Manually connect trigger wires for auto activation of inputs. Kit Includes: MyTouch Multi-Cam interface module OPTIONAL: Expansion module Install instructions CAMERAS AND DISPLAY RADIO NOT INCLUDED This interface kit comes with a 3 year warranty.