Yes, we can handle the installation of streaming devices such as Ottocast and other external input devices. Whether or not it is compatible, as well as the method, depends on the specifications of your navigation system / display audio, so please let us know your vehicle model and the device. We will advise you on compatibility, approximate fees, and the estimated installation period. For safety, it is very dangerous to look at the screen while driving. Please use it only to the extent that it does not interfere with driving.