The InDTU series cellular modem provides wireless data communications between field serial devices and the central control system to enable remote control of industrial field sites. Featuring rugged design, small form factor, high reliability and easy-to-use features, the InDTU is ideal for M2M and IoT applications including distribution automation, smart metering, water & wastewater, heating, street light monitoring and etc. It is available with LTE CAT 4, CAT M1, CAT NB1, and EGPRS globally.