Product main functions: 1. Wired Apple Carplay to Wireless Apple CarPlay; 2. Wired Android Auto to Wireless Android Auto Car lane: CarPlay Function: original-car wired to wireless CarPlay & 7-color atmosphere light Connection: Bluetooth 5.0/WiFi 2.4G & 5.8G, automatic connection at startup. Interface: USB/Type-C; Service environment:-20-70; Power supply mode: 5V-1A Notice: 1. If your car does not have Wired Apple 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 for BMW/for Tesla. Note before purchasing: Regarding the equipment requirements for the machine: This product is only suitable for factory built-in Wired Apple Carplay/Android Auto How to use wireless Carplay? 1. Connect the USB box to the car USB 2. Check the Bluetooth name "Smart Dongle-XXXX" 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 will take about 30 seconds. Keep it powered on. Carplay will switch to Android Auto functionality. This way you can use your Android phone to connect to the wireless Android Auto feature. About mobile phones: For Carplay: Supports for iPhone 6 and above, and the software version is iOS 10 and above. For Android Auto: Supports Android 11 and above models, and the phone supports wireless Android Auto. It should be noted that Huawei phones are special. for Huawei devices have their own mobile operating system - 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) Tips:The product may be updated constantly,Due To Different Batches, The Actual Product May Have Slight Differences Or Color Differences, Which Does Not Affect Use. Colour:Black Material:plastic Package Contents: 1 * Wireless Carplay Adapter Smart Box 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.