This is an original part that allows you to use the steering switch even in the Mitsubishi Navi NR-MZ60 series and HZ750 series. Direct connection type. Steering remote control adapter for Mitsubishi NR-MZ60 series and NR-HZ750 series. Allows you to use the steering switch on your Honda vehicle. Since it connects wiring directly to your car navigation system or car audio, you can install it neatly without any exposed parts or parts to the outside. It is a dedicated product for the combination of Mitsubishi Navigation and Honda vehicles, so it does not require any setup work. The steering switch can be used with the 5 buttons of "Source Switch", "Volume Up", "Volume Down", "Channel Forward", and "Return Channel". The steering switch cannot be customized. Since it connects directly to the car navigation system and car audio, it achieves a quick and comfortable operation experience that is the same as when operating genuine audio. Easy to install. Just connect only 4 wires to use. Detailed installation instructions are included so you dont have to worry about the installation. Please check the manufacturers website for compatible vehicles and models.