... by public GPRS network.It adopts high-powered industrial 32 bits CPU and embedded real time operating system ... pulse wave output function. Ideal for M2M fields, smart grid, industrial automation, telemetry, finance, POS, water supply, environment protection, ... , odd, space, markBaud rate: 110~230400 bpsIndicator"Power", "ACT", "Online"AntennaStandard SMA female interface, 50 ohm, lighting protection( ...