Note: Some car models require additional purchase of optical fiber decoder or Canbus protocol box. It is recommended to find a professional technician to install it to avoid damage to your car. If you have any questions during the installation process, please contact me. We have professional technicians to help you.Quad core ( 1G+16G, 2G+32G ): 1.Android 11 operating system2.Quad core3.High Definition Screen4.Resolution: 1024*6005.Support Bluetooth 4.06.Support 4G WIFI7.With 2*USBOcta core ( 2G+32G, 3G+32G, 4G+64G, 6G+128G ): 1.Android 11 operating system2.Octa core3.IPS Screen4.Resolution: 1280*7205.Support Bluetooth 5.04.Support 4G/5G WIFI6.With 4G SIM Card slot7.Support DSP Processor8.Support Carplay & Android auto9.Built-in RDS ( 3G+32G Not included )10.Support Full AV Output ( Need to purchase additional HDMI Port or RCA Port )11.With 3 USB portsPackage:1. Car radio*1 (including frame)2. Power cord*13. RCA cable*14. MIC*15. Reversing camera kit *16. GPS antenna *17. USB*2 (Octa core USB*3)8. 4G antenna*1 (Octa core only)