Emergency call system HUSAR SPT is a complete set of devices dedicated to inform service personnel of public facilities in case of danger from its users. It typical destination are restrooms, especially designed for disabled persons. It can be used as a stand-alone device or integrated with PSIM systems as well. When a button is pressed or a train button is used, a light and/or voice alarm will be activated on the siren and a signal to the PSIM system will be generated, depending on the configuration. The central part of the kit is the integrated control panel. All components have been designed in such a way that their size allows them to be installed even if space is limited. The control module is adapted to work in an IP network, following the universal protocol SIP. The system is powered by DC-12V or PoE