The Early Warning System in Indonesia (InaTEWS) is a comprehensive system and is developing as a public warning tool that can be used outdoors and is suitable for various applications designed by PSN.

This system is very flexible and capable of managing warning systems in small communities that can be expanded to large scale. This early warning system is integrated with regional and national warning systems.

InaTEWS provides all the necessary functions to maintain the security of an information system, is responsive and reliable by the public because it is able to broadcast emergency response warning information quickly.