Introduction

The GRD44B-5R, a pinnacle of versatility in networking, is a robust 5 Port Dual SIM Cellular router with WiFi capabilities. It accommodates multiple SIM cards for seamless traversal across cellular networks, boasting a 4G modem with speeds up to 150 Mbps over 4G LTE. Its Multi WAN feature ensures uninterrupted access through automatic failover between WAN sources. With 5 Fast Ethernet ports, it integrates smoothly with LAN infrastructure for swift local network communication. Serial ports enhance its digital landscape presence. Additionally, it supports Modbus RTU, Modbus TCP, Transparent (Over IP), Modbus Gateway, HTTP, MQTT, and Azure MQTT protocols, expanding its connectivity options. This device excels in rapid and efficient data transmission, fostering a 24×7 online presence with reliability and adaptability.