... industrial 32-bits CPU and embedded real time operating system. It supports RS232 (or RS485/RS422) and ... has been widely used on M2M fields, such as intelligent transportation, smart grid, industrial automation, telemetry, finance, POS ... space, markBaud rate: 110~230400 bpsIndicator"Power", "Online", "Alarm", "System", "Link/ACT"AntennaStandard SMA female interface, 50 ohm, lighting protection ...