?Service Custom?Please follow the instructions and installation tutorial on the details page. We are a company that pays great attention to user experience, and user satisfaction is our goal. If you have any questions, please feel free to contact us. ?More Multimedia Features?This product is equipped with a HD backup camera, connect the backup camera to the rear of the car to provide safety assurance when reversing. As well as when playing video, the 7inch HD screen will bring you the ultimate viewing experience. Light music makes you drive without boredom! More features are waiting for you to discover. ?Three Audio Output Modes?This unit has a built-in speaker, but if you want louder sound, you can transmit it to your car speakers. This function can be used by tuning the car radio that can be connected to the FM transmitter to the same channel. You can also plug the AUX cable into the connector of the AUX of this product. In addition, the car radio with Bluetooth function can realize the cell phone audio playing in the player, which is both safe and convenient. ?Bluetooth Music&Navigation/Voice Control?Once connected to Bluetooth, you can ask Siri and Google Assistant to perform your needs for you. For example, you can say "Hey Siri, play music" or "Google Assistant, navigate home". This will give you the necessary help while you are driving. ?Mirror Link&HD 7inch Screen?When you use the mirror link function, you will be able to connect the screen of your Apple phone & Android phone to the carplay to play videos, freeing your hands. Meanwhile, Turning on gps navigation on the car monitor will show the road conditions more clearly on the large screen, providing you with the quickest and most convenient way to choose your route. ?Wireless/Wired For Apple Carplay & Android Auto?The car stereo connects wirelessly and USB cable wired to the phone via Bluetooth and easily accesses the phone's functions such as maps, music, email, phone calls, etc. Support voice control, drivers can keep their hands on the wheel and their eyes on the road while still being able to access important information and directions, allowing for a safer and more efficient driving experience.