A231 LEO Dual-Mode Vehicle Terminal integrates LEO satellite communication, 4G, BeiDou positioning and Bluetooth for satellite-public network dual-link convergence. Easy to install with low power consumption and built-in battery, it supports remote upgrade & parameter configuration. Multiple mounting options and IP67 rating enable stable operation in harsh outdoor conditions. It ensures vehicle positioning and data transmission via LEO satellites when public networks fail, serving emergency vehicles with integrated communication and navigation