... built-in Multi Protocols,compatible with equipment from 3rd party manufacturers9) Control the speed of P/T ... 4800/9600bpsEnvironmentTemperature-10 ~ +50,Humidity≤90%( No condensing)Power supplyAC/DC9VPower Consumption5WDimension380mm(W) × 48mm(H) × ... inspective organizations, governmental offices, prisons, highways, electric power, communication, stations, wharfs, factories and schools etc.Advanced ...