?Bluetooth?Fast match with phone,you can answer or make calls by the radio.coming with an enternal microphone, which will pick your voice clear and your car speskers let you hear the person on the other side precise. ?GPS Navigation & WiFi?Built in offline North American map.Also support online map,when you connect WiFi you can use the GPS navigation anywhere.By WiFi you can download or delete apps in APP Store,as the same as phone. ?Wireless Carplay & Android Auto?You can choose wired connection or wireless connection to Apple Carplay or Android Auto.By connecting your iPhone or Android phones,you can access mobile phone address book,notifaction,message,map navigation,music and so on. ?Android 12 System?Android 12 operating system,ensure smooth and fast operation.Provide you with a more comfortable experience and convenient operation. ?Applicable Models?For Chevy Silverado GMC Sierra 2014-2018.