Audiovox Lcdm42 4.2-Inch Integrated LCD Replacement Rear View Mirror 4.2-Inch High-Resolution Color Monitor Integrated In The Mirror 2 Video Inputs Can Be Used With A Rear View Camera and Another Video Source Such As A Second Camera Or Navigation Auto-Adjustment Of The Monitor Brightness For Day/Night Time Viewing Separate Triggering Signals To Determine What User Sees And When Adjust Contrast, Brightness, and Mirror/Normal Camera Image Using Monitor Controls