IST International is featuring its radio-controlled signs or signals for emergency, alert, safety security levels, or military MOPP status from 1 to 100 remote field locations. These rapidly deployable transceivers offer a portable, on the move, or permanent control solution. Two-way communications are achieved by a switch box or by Windows-controllable PC/laptop and IST software. Control and visually see field signal verification on your PC screen or lighted control box. IST's PC software can display, reprogram, verify, send and receive information. Achieve 1-10 miles away by our 0.5 or 5 watt radios/high db antennas. Sign/signal configurations can be displayed on 1 or more highly visible; 14-inch digital LED 7-segment, text display, or Red/Yellow/Green traffic signal heads. Optional field input information like switch positions or sensor input, temperature, vehicle speed radar, presence/motion detector, chemical sensors, etc. can easily be made offering a plug and play solution.