XTRONS 7&rdquo; Android 5.1 Lollipop Quad Core HD Touch Screen Car Stereo Radio DVD Player with GPS Navigator Bluetooth Screen Mirroring Function OBD2 Tire Pressure Monitoring for BMW E39 5 Series M5 64Bit Quad Core CPU Processor @1.6GHz Android 5.1 Lollipop Operating System Supports Steering Wheel Control (CAN-bus Box Provided),Super-clear 1080P Video Enjoyment Wireless Screen Mirroring (Smartphone Entertainment Sharing) 1024*600 Superior Visual Enhancement