... public GPRS and ZigBee network. 2. It adopts high-powered industrial 32 bits CPU and embedded real time operating system. 3 ... used on M2M fields, such as intelligent transportation, smart grid, industrial automation, telemetry, finance, POS, water supply, environment protection, post, weather, and ... ~+185F)Operating Humidity95% ( unfreezing) F8114 ZigBee+GPRS IP MODEM for Industrial Automation