... wifi routerT270 serial is a high-performance, upgradeable, industrial-grade 3G cellular router that allows PC's, ... and management features.Main feature:1:Adopt high grade industrial wireless module.2:Support 2G( GSM/GPRS/EDGE), 3G ... Oil industry, Mineral, Finance, Communication, Public security, Heating, Industrial control, Meteorology, Water conservancy, Public transportation, local council and so ...