Profile: Datacom Technology specializes in supplying GSM, radio and GPS systems to remotely monitor, control & track the equipment. Our product line includes GSM modems, industrial radio and GPS trackers. Our GSM alarm features 6 digital alarm inputs monitoring volt free N/O & N/C contacts, or low voltage inputs with 2 relay control outputs which is activated by a free call or text for control & reset purposes. The alarm is equipped with alarm input & out put of 4-28VDC to 1.0A/24VDC. Our GPS tracker features an accurate location positioning by GPS - up to 8 satellites at a time.