The RUTM51 Dual SIM 5G/4G/LTE router from Teltonika is a powerful industrial router designed for use in enterprises and small to medium sized businesses. The RUTM51 is equipped with dual SIM functionality, which enables seamless connection to multiple mobile networks and increases the reliability of the Internet connection. The router supports both standalone (SA) and non-standalone (NSA) architecture to ensure optimal utilisation of the 5G infrastructure. In addition, the RUTM51 is backward compatible with 4G Cat 12, allowing flexible use in different network environments. With multiple RJ-45 ports and a WAN port, the router offers versatile connectivity options for different devices and network requirements.