【Compatible Phone Device】Compatible phone:Apply to Android phone and IOS.Support for Android phone 10 and above;Support for iPhone 6 and above,IOS 10 and above version.<br>【Connection and other problems】If you are disconnected or unable to connect, please try to upgrade online (after connecting the device to the car, enter the AutoKit interface, click on the settings picture in the upper left corner, and find '' Detect Update '' to upgrade)<br>【Function】Support Voice Control, Siri, GPS Navigation App(real-time navigation), Online Music App, Phone Call, Screen Mirroring, Support iOS(13 and above) multiple windows split screen display. Online upgrade: dongle and AutoKit app versions, get the latest system version at any time.<br>【Compatible Car Device】Compatible Car models:Car radio an Android head unit with system 4.4.0 or above. (Note:①Cars with factory wired CarPlay are not supported, this CarPlay only works Car with Android system 4.4.0 or above . ②Please install APK in the car before purchasing.If you can't install successfully, please don't buy it.)<br>Note: If you are using the device in such a way that every few minutes, the audio starts skipping and the application starts lagging. Please operate according to the following methods: power on the box, connect the phone to the box wifi (password '' 12345678 '', wifi name automatically or vol beginning, random type change), open the phone's own browser, enter the URL: 192.168.50.2 that is to enter the background settings or click on the settings in the upper left corner of the APK page, set the frame rate to 30, media delay to 1300. unplug the box and reconnect it to take effect after operation.