Aerpro SWC Harnesses Connect OEM Steering Wheel Controls to Aftermarket Headunits Steering Wheel Control Harness (SWC) adaptors allow use of a vehicles factory steering wheel audio controls with an aftermarket source unit by converting the commands to a code that an aftermarket head unit can recognise. Once you have your SWC harness selected to suit your specific vehicle, you then need to to select a patch lead based on the head unit brand and its connector. Aerpro CHKI9C Features: Phone button compatibility: Yes Patch lead: Type C Notes: Not Compatible with factory Kia amplified systems, Suits Hyundai Santa Fe Amplified models, Connect blue/white to amp remote Handbrake (Light Green): Yes VSS (Pink): Yes Plug and play Retains the factory Steering wheel controls Vehicles Known to Work with this Product: Hyundai i20 2010-2012 Hyundai i20 2012-2015 PB Hyundai i30 2007-2012 FD Hyundai Santa Fe 2009-2012 CM Hyundai Sonata 2008-2009 NF Kia Carnival 2010-2011 VQ Kia Grand Carnival 2010- VQ Kia Sorento 2009-2012 XM Kia Soul 2009-2011 AM Kia Cerato 2009-2013 TD (Koup) Kia Cerato 2009-2013 TD