TRB256

The TRB256 is an industrial 4G LTE NB-IoT gateway designed to be applied to a broad range of IoT solutions. The device is equipped with multiple WAN interfaces, such as I/Os, RS232, RS485, and an Ethernet port, additionally boasting dual SIM functionality for continuous connectivity. This industrial-grade gateway also supports the 450 MHz frequency band, offering superior LTE signal penetration compared to standard frequencies, making it an optimal choice for a diverse range of M2M applications. 

Feature	Description
CONNECTIVITY	4G/LTE Cat M1/Cat NB1, NB2/EGPRS
450 MHz BAND	Greater LTE signal penetration and increased connectivity coverage
DUAL SIM	Auto-failover, backup WAN, and more switching scenarios
INTERFACES	Ethernet, I/Os, and Serial (RS232, RS485) interfaces with 16-pin terminal block