AMR Industrial GPRS IP MODEM RS485 for Energy Smart Meter F2103 GPRS IP MODEM is a kind of cellular terminal device that provides data transfer function by public GPRS network. It adopts high-powered industrial 16/32 bits CPU and embedded real time operating system. It supports RS232 and RS485 (or RS422) port that can conveniently and transparently connect one device to a cellular network, allowing you to connect to your existing serial devices with only basic configuration. It has been widely used on M2M fields, such as intelligent transportation, smart grid, industrial automation, telemetry, finance, POS,water supply, environment protection, post, weather, and so on.. Design for Industrial Application High-powered industrial cellular module High-powered industrial 16/32 bits CPU Support low-consumption mode, including sleep mode, scheduled online/offline mode, scheduled power-on/power-off mode(optional) Housing: iron, providing IP30 protection. Power range: DC 5~35V