Product main functions:1.Wired Carplay to Wireless CarPlay 2.Wired Android Auto to Wireless Android Auto 3. For Carplay: Supports and above, and the software version is iOS 10 and above. 4. For Android Auto: Supports Android 11 and above models, and the phone supports wireless Android Auto. It should be noted that phones are special. devices have their own mobile - EMUI. Unfortunately, Android Auto Wireless does not support EMUI. (The device can only be connected to one mobile phone, not two mobile phones at the same time) How to use wireless Carplay? 1. Connect the USB box to the car USB 2. Check the Bluetooth name inch Smart Dongle-XXXX inch that appears on the car 3. Turn on your phone's WIFI and Bluetooth, and use Bluetooth to pair the device name. If you need to switch from wireless Carplay to wireless Android Auto functionality Please use your Android phone to connect the Bluetooth name of the device. After the connection is successful, wait for the device to automatically reset and restart. The process take about . Keep it powered on. Carplay switch to Android Auto functionality This way you can use your Android phone to connect to the wireless Android Auto feature Notice: 1. If your car does not have Wired Carplay/Android Auto our products are not supported, please do not buy (models before 2017 are not suitable either) 2. This device does not support /. Note before purchasing: Regarding the equipment requirements for the machine: This product is only suitable for factory built-in Wired Carplay/Android Auto Colour:Black Material:ABS Package Contents: 1 x 2IN1 Carplay Android Auto Adapter Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is 1-3cm.