... design 2.high speed,routing &NAT function 3.VPN Client/Server,IPSec m2m EDGE Routers for Transportation,bus,Monitoring and ... widely used on finance,water supply,environment protection, electric power system,post and weather fields. A. Wireless Specification1. GSM850/ ... : 110~230400bits/s Indicator lights: Power, Online, Alarm, System, Link/ACT Antenna interface: standard SMA female interface, 50 ohm ...