The Quectel EG25-G is a global 4G LTE Cat 4 Mini PCIe modem developed for industrial, embedded and IoT applications. The modem supports LTE, UMTS/HSPA+ and GSM/GPRS/EDGE, ensuring broad compatibility and network fallback across regions. The EG25-G is commonly used in industrial PCs, IoT gateways, vehicles, digital signage solutions and remote monitoring systems where reliable mobile data connectivity is essential. The module is suitable for Linux- and Windows-based systems and supports long product lifecycles for professional deployments.