1. With the CarPlay wireless adapter, convert the wired carplay to wireless carplay, enjoy automatic and wireless connection to CarPlay. (not work for android auto) 2. With the iphone wireless carplay dongle, which can make your car with wired carplay function become wireless carplay, you can easily enjoy music, navigation, siri...by wireless. 3. No need App, just plug and play. Plug the wireless carplay adapter dongle into the car's carplay USB port and turn on your phone's bluetooth and wifi at the same time. Once paired, you can instantly upgrade the car’s multimedia system to wireless carplay. 4. The wireless carplay adapter is designed for connecting the iphone and the car to realize the function of interconnection conversion. 5. integrating the mobile phone and the car screen, it provides users with rich and safe driving experieance.