KTC-RN-S is the main software installed on the main server of the emergency code call system. The content of the message, the receiving individual/group and the conveyance method of the calls can be customized through the software menus. KTC-RN-S can alert the Emergency code calls through paging system speakers, radio pagers, mobile handsets , web connected personal computers or corridor displays. It can also receive the emergency code call launched from 2-way radio pagers, NCS staff consoles, Code call panels (ECP-05) and Android Mobile applications and beam it to the desired individual / group of staff personnel. KTC-RN-S has the option to get a report on the Emergency code call Types and locations launched in a given period of time. The KTC-RN-S APP is android application connecting to the KTC-RN-S server through its web gate to initiate code calls.