2-wire Conventional Sound Strobe Fire alarm Sound Siren The Sounder strobe is a kind of audible and visual alarm device installed in field, which can be activated by fire alarm control panel in fire control center or by manual call point installed in field. After activated, it will generate strong audible/audible and visual alarm signal to warn people in field. Features 1. Compatible with all the conventional fire alarm control panel 2. Long light life up to 40000 flahsed 3. High sound level up to 100dB Specifications Working voltage: 16VDC to 30VDC. Alarm Current: â?¤ 50mA. Ambient temperature: -10â?? to +55â??. Ambient humidity: â?¤95%RH. Sound level of alarm : â?¥100dB. Flash Intensity: â?¥75CD Flash Period: 40000times Dimensions: 133mmÃ?115mmÃ?50mm L Ã?WÃ?D(With base) Weight: 141g