Check the listing for details. PAC RP4.2-HY11 Hyundai Interface. Condition: New. Listed at 134.99 USD. What's in the boxRadio replacement/SWC interface module (for Hyundai) Wiring harness (RP4.2-HY11-HAR) Instructions About this itemWritten by Crutchfield's Bob BihlmayerUpgrade the radio in your Hyundai Installing a new car stereo can often mean losing your vehicle's steering wheel audio controls and other factory features. PAC's RP4.2-HY11 wiring interface solves this problem, allowing you to install a new receiver in your Hyundai while retaining your steering wheel controls, aux input, backup cam, and USB port. The interface also supplies the connections you need to install a navigation receiver. Warranty: 1 year. Important Note: This wiring interface will only retain steering wheel audio controls with car stereos made by Alpine, JVC, Kenwood, Clarion, Pioneer, Sony, Fusion, Advent, Boyo, Dual, Lightning Audio, Rockford Fosgate, and Visteon. Installation Notes: In the 2013-15 Genesis Coupe and 2011-14 Sonata, you will lose the ability to set the factory clock, and your vehicle's external screen will power up and display "Aux." In the 2013-15 Azera, your vehicle's external screen will power up and display "Hyundai" (climate control display will be retained).