[Built-in Car Wireless CarPlay]Built-in for Apple wireless CarPlay function, to achieve car and mobile phone wireless connection, car control share mobile map/music/phone and other APP software [New Car Regulation Chip]The use of vehicle-level chip to ensure the stability and fluency of the operating environment, low power consumption module design, less heat generation, faster heat dissipation is conducive to lasting and stable work experience, more pleasant travel [Automatic Connection]After connecting the Internet box for the first time, the subsequent start of the car can automatically connect quickly and easily, so that you can travel faster [Intelligent Voice Assistant]Intelligent car voice assistant can help you complete most of the operations during your driving, so that your hands return to the steering wheel, driving safer [Ultra-thin and Mini]Small size doesn't take up space, easy to carry Specifications: Product Material: Aluminum Alloy and Tempered Glass OTG Data Transfer: Supported Size: 2.4 x 4.75 x 0.8cm Online Upgrades: Supported; Follow Instructions, Refer to CARPLAYP Firmware Upgrade Guide