Steering Wheel control Primary harness adapters convert the commands from your car's steering wheel controls to a code that an aftermarket radio can recognize. A patch lead is also requires for SWC type systems based on the brand of head unit you have. for more details check out our you tube video. http://aerpro.com/video/control_harness_installation
AD Harness to suit Chrysler, Dodge, Jeep, FiatMust be used with AXADBOX1 or AXADBOX2
(AXADCH03)