Features:Adopting BT 5.1, stable connection, no lag in calls.FM radio+RDS real-time traffic conditions, can store 18 radio stations, FM1/FM2/FM3, fine quality broadcasting in three frequency bands.Set the buttons on the steeringwheel as machine function keys for more convenient operation.When the vehicle is in reverse gear, the machine will automatically switch to the reverseImage. (Camera not included)Wiring protections function, when the machine is incorrect wiring, it will automatically power-off, and after proper wiring, it can turn on normally.Equipped with mobilephone screen projection function.Real time global positioning system navigation, supporting online maps, driving without getting lost.Can connect to WiFi signal, download various apps, watch movies and videos online, etc.