This product is a wireless CarPlay adapter (CarPlay Box), a device that allows you to connect your smartphone to your car's infotainment system wirelessly. Connection: It supports fast wireless connectivity via Wi-Fi and Bluetooth 5.2. Function: It converts your car's wired CarPlay system to a wireless one, enabling you to use your phone's features on the car screen without the need for a cable. Compatibility: It is compatible with Siri and Google commands. Note: It does not work on cars that do not have a CarPlay or Android Auto system by default.