... finance,water supply,environment protection, electric power system,post and weather fields.A. Wireless Specification1. ... /2100MHz2. Quad-band EGSM 850/900/1800/1900MHz3. GPRS/EDGE CLASS 124. HSUPA: 5.76Mbps(UL) ... UL)5. EDGE: 236.8kbps(DL/UL)6. GPRS: 85.6Mbps(DL), 42.8Kbps(UL)B. ... : 110~230400bits/s Indicator lights: Power, Online, Alarm, System, Link/ACT Antenna interface: standard SMA female interface, ...