This part of Unicon is a cellular Ethernet relay module. It provides an Ethernet interface and can be used to enable devices to communicate with each other over a cellular network. It supports up to 4G/LTE connections and can be used in applications such as IoT devices, home automation system communications, and vehicle management systems. Additionally, this module supports various industrial protocols such as TCP/IP, HTTP, HTTPS, Modbus RTU, PPP, and FTP. It has a built-in 2.4GHz Wi-Fi module, SIM card slot and 12-24V power input and is also compatible with Unicon cloud service.