?Professional Technical Support? After watching the installation instructions and video operation, if you have any questions, please let us know at any time, I will provide you with after-sales technical support within 24 hours. ?Package List? CARABC Adapter X1, Wifi antenna X1, CUSB line X1, Power cord X1. ?Support OEM car function?CARabc adapter allows you to use the functions of CarPlay or Android Auto by operating the original knob and steering wheel buttons, such as voice control, real-time navigation, calling function, music function, sending and receiving messages, etc. ?Carplay&Android Auto?Simply connect your phone wirelessly to enjoy CarPlay or Android Auto functions. Supports access to navigation, phone contacts, music, etc. via siri or Google Assistant to help you enjoy a smarter, more convenient driving experience while focusing on the road. ?Perfect match?This carplay adapter is compatible for Toyota 2014-2019. Please make sure your car system host is Touch2 & Entune2.0.(!!!Not compatible with Corolla 86140-02540 Fujitsu with 7" display and the 4runner with Pioneer host.).