Emergency telephone KNZD-41

analogGSMVoIP

VOIC OVER IP-SIP (Version) Connection type:RJ45 Socket inside sealed enclosure Power supply : External 5V dc Power supply : External 5V dc Call set-up Protocol : Session Initiation Protocol(SIP) Configuration : DHCP or STATIC IP address provisioning When there is fire, break FIRE, and make a phone call. the siren flash strobe lighting and sounding. Press blue button to mute siren sound during telephone conversation, at this time the siren stop sounding but still lighting and flashing. When finish call, press blue button again, the siren will continue sounding untill replacement. Fire Alarm Feature Power supply: Telephone part: line powered. internal 24V DC for amplifier from built-in UPS or battery internal 24V DC for flash strobe light from built-in UPS or Battery. external 230V AC 50Hz, 2 hours of backup power ( UPS or battery) The siren(alarm) red flash strobe light and siren sound greater than 120dB.