The DTU-1091N wireless communication module is a wireless data terminal of the Internet of Things, which <br> uses the public cellular network to provide users with wireless long-distance data transmission functions. <br> The product adopts high-performance industrial 32-bit communication processor and industrial wireless <br> module, and uses embedded real-time operating system as the software support platform. At the same time, <br>it provides RS232 and RS485 interfaces, which can be directly connected to serial devices to achieve <br>transparent data transmission function; It selects the low power consumption design; It provides 1 channel <br>ADC and 2 channels I/O, which can realize digital input/output, pulse output, analog input, pulse counting and <br>other functions. This product has been widely used in M2M industry in the IoT industry chain, such as smart <br>grid, intelligent transportation, smart home, finance, mobile POS terminal, supply chain automation, industrial automation, intelligent building, fire protection, public safety, environmental protection, meteorology, digital medical treatment, remote sensing survey, military, space exploration, agriculture, forestry, water affairs, coal <br>mine, petrochemical fields, and so on.