1. This portable car smart screen uses a 7-inch screen with a resolution of 1024*600. The display is clear and the colors are full, allowing users to comfortably watch videos and pictures and enjoy a high-definition visual feast. 2. It is compatible with a variety of interfaces, including USB, TF card, AVIN and O. Users can easily connect various external devices, such as U disk, mobile phone, tablet computer, MP3, etc., to help realize mutual data transmission. 3. This car smart screen uses a 14V cigarette lighter to get power, the working power range is between 12-14V, and the maximum working current is 2A, ensuring that users can use it at any time during driving. 4. It supports frequency transmission between 87.5-108 MHz, and has wireless and wired Apple carplay and Android auto connection functions to help users easily control music, navigation, communication and other applications in the mobile phone to ensure a smooth journey. 5. This vehicle-mounted smart screen has a built-in 3W speaker and supports multiple file formats, such as USB, MP3, MP4, AVI, DIVX, WMA, RMVB, MKV, PMP, FLV, M2TS, MPG, JPEG, GIF, PNG, FLAC and APE/AAC, etc., combined with the characteristics of the working temperature between -20-+70, users can use it safely in various extreme environments.