The RP4-HD11 Radio Interface for RadioPro4, Honda Vehicles with MSCAN from PAC is an all-in-one radio replacement and SWC interface. The innovative new RadioPro4 comes pre-loaded with amplifier retention and SWC software, navigation-based output signals, the ability to set the factory clock, steering wheel control retention and other features that save time and money during installation. The interface can be quickly updated if needed from the PAC website using a PAC-UP USB adapter.