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Public Switched Telephone Network service systems


Digital multi-channel voice notification system NS-19-1-ALR Digital multi-channel voice notification system NS-19-1-ALR

The NS-19-1-ALR module is designed to provide automatic emergency voice notification of subscribers, assigned by database (list of employees who are to be informed) by telephone lines, loudspeakers (relaying system), radio communication (when radio stations are activated), computer and paging networks, and transfer of information of emergency situations, as well as in case of declaration of total mobilization or state of emergency.