7" Mobile data terminal with WinCE 7.0 and Linux Debian 7.0. Features using industrial-grade embedded platform, the system is stable and reliable, it has rich interfaces. Wireless communication, GPS navigation, fault detection, video acquisition and other functions, extensible to provide users with a powerful vehicle-mounted mobile multimedia information systems. It can be widely used in personal entertainment, emergency command, transportation scheduling, mobile office, multimedia advertising, industrial control and other fields.