The SpectrAlert Advance SPSCWK-R (replacement model) is a white, outdoor speaker strobe for ceiling installation with selectable strobe settings of 15, 15/75, 30, 75, 95, 110 and 115 cd. Offers mounti
ระบบเสียงประกาศ Honeywell | EVACLITE : 8 Zone Voice Alarm controller with built-in USB, MP3, AM/FM player and 8 zone paging station | INTEVIO Public Address System