The M111 radio modem with RF 2G technology is a component manufactured by Lantronix. It is a small unit measuring 60x66x21mm and is powered by STM32F446 microcontroller technology. This component is designed for providing wireless communication between network devices, systems and networks. It supports multiple frequency bands, offers flexible antenna options and supports multiple protocols. In addition, it is capable of providing robust and reliable data communication with low power and peak performance. It is ideally suited for applications such as remote monitoring, data logging, service and maintenance, as well as lighting, security, data/ voice communications and HVAC/building automation.