Wireless Transmission Adapter Dongle Car Wired to Wireless Transmission Module AutoMobile-Phone Link Box USB-A/USB-C Plug & Play Features: Car transmission adapter, convert factory wired CarPlays to wireless CarPlays, plug and play, convenient e. It can provide you with a smarter way e your phone in the car, and make driving safer. You can control the system with car's built-in display and control keys, or the phone's voice assistant. After the first connection is successful, the phone will auto connect to the transmission module when entering the vehicle again, stable connection and quick response. Most of the basic functions of the phone can be applied through the control panel of the car. It can enhance the driving experience of users and enjoy more software and services. Specifications: Color: Carbon Fiber Pattern Material: ABS Rated Voltage: 5V Maximum Current: 500mA Interface: USB Item Size: 61 * 26 * 11mm/ 2.4 * 1.0 * 0.4in Item Weight: 11g/ 0.4oz Package Size: 145 * 80 * 32mm/ 5.7 * 3.1 * 1.3in Package Weight: 37g/ 1.3oz Packing List: 1 * Wireless Transmission Adapter 1 * USB-A B-C Adapter 1 * Operating Instructions