XTRONS&reg; Quad Core 7" Android 5.1 Lollipop Car Stereo Multi-touch Screen Radio CD DVD Player GPS 1080P Video Screen Mirroring OBD2 Wifi CANbus for Audi A3 S3 64Bit Quad Core CPU Processor @1.6GHz Android 5.1 Lollipop Operating System Super-clear 1080P Video Enjoyment Dual CAN-bus (Connection between Car and Stereo) Wireless Screen Mirroring (Smartphone Entertainment Sharing)&Diagnose Your Car Status (OBD2 Adapter Optional)