Use this harness to retain the factory reverse camera when adding an aftermarket radio Product Details: Retains the factory back-up camera to an aftermarket radio Use with aftermarket radio that has a backup camera input feature only- usually radio with video screen. Includes 12v to 6v step down converter. Compatibility Notes: Only works with vehicles that came with no Factory Navigation. New aftermarket radio must have backup camera input capability. Works with the following vehicles: Only works with vehicles that didn't come with Factory Navigation (NOTE 1) – Without 7-inch touchscreen radio (NOTE 2) – Without UVO radio; HYUNDAI: Elantra 2017 (See Note 1), Elantra 2014-2016, Santa Fe 2013-2016, Santa Fe Sport 2017 (See Note 1), Santa Fe Sport 2013-2016, Sonata 2015-2016, Tucson 2014-2017; KIA: Forte 2017 (See Note 1), Optima 2017 (See Note 1), Optima 2016, Sedona 2015-2016 (See Note 2), Sorento 2017 (See Note 1); (NOTE 1) – Without 7-inch touchscreen radio (NOTE 2) – Without UVO radio