This car stereo fits for 2016-2018 Forester without H/K amp 2016-2020 WRX/STI without H/K amp 2016-2017 XV Crosstrek without H/K amp 2015-2018 Impreza without H/K amp This item doesn`t support the factory Harman Kardon Amplifier system. If your car has factory H/K amp,please go to buy another model in the link as below.My car navigation system is Android, can I install Android software? You can install Android software. Android software can rely on the hardware system (system software and hardware) to complete specific functions. The car navigation system is a hardware system with positioning and route planning functions. When the memory is enough to accommodate the size of the installed software and the installation package is not damaged, it is Can be installed successfully. In addition to the Android system (generally mobile phones and tablets can be installed), the all-in-one car navigation system also has WIN CE5.0, CE6.0, and CE4.2. At present, most of them are CE5.0 and CE6.0. But for the car version of the WIN CE system, you must know the port, baud rate, and resolution of the navigator. The port, baud rate, and resolution of Kay Rucker must be the same as that of the navigator. Otherwise, you won’t be able to search for stars. position. The operation of the car navigation system mainly relies on the Global Positioning System (GPS for short). The car navigation system is mainly composed of a chip, an antenna, a processor, a memory, and a screen.VEHICLE COMPATIBILITY:
