Regarding the wires, we will send model A by default. If your original car has a 7-inch screen on the center console and you need B or C, please click on the image to purchase extra. Thank you.>>Why did you choose us? 1.All radios support steering wheel button connection. 2. Navigation applications such as IGO, Sygic, or Yandex can be installed 3. Supports almost all languages in the world. 4. Except for Sundays and holidays, all information will be replied within 24 hours. 5.We have always been committed to providing smarter, higher quality, and more experiential products to serve customers around the world.>>>Support more apps to enjoy a happy life,Higher systems and better performance>>>Supports three typeswireless carplayWireless Android Auto(Optional)android System>>>4G network ultra high speed experienceConnected to 4G, you can watch live broadcasts, listen to music online, play games, watch movies, and enjoy a true 4G purchasing experience at any time.Some radio models support 5G WiFi>>>Bluetooth connectivityOptional built-in Bluetooth 4.0 or Bluetooth 5.0 chipMobile phone connection for wireless calls, Bluetooth music playback >>>Button lightKeys support multiple color displaysYou can choose your preferred color through settings>>>GPS positioningBuilt in global pos