It has a similar infrastructure as the conventional SIV; with the difference that the transmission-reception is performed wirelessly, allowing private communication within stations and speaker calls from a station, attending to electrical and safety standards applicable in the industrial areas.
Ensuring communication between one or more persons privately or in open voice, both in normal operation situations as in emergencies.
The circuitry is water and dust proof, it endures continuous use in humid and corrosive conditions. Designed for use in hazardous areas classified as Class 1 Division 2.