The Industrial Router with Dual SIM 4G/LTE standby is an IoT wireless communication device. It uses public cellular networks like GPRS, CDMA, WCDMA, EVDO, and LTE for long-distance, wireless, and high-volume data transmission. Featuring a high-performance industrial-grade CPU, it supports one Ethernet LAN port, one Ethernet WAN/LAN port, and WiFi, enabling connections to Ethernet and WiFi devices simultaneously. Widely used in smart grid, intelligent transportation, smart home, finance, supply chain automation, industrial automation, and various other IoT applications.