The SpectrAlert Advance SPSCWK is a white, outdoor speaker strobe for ceiling installations with selectable strobe settings of 15, 15/75, 30, 75, 95, 110 and 115 cd.
Take your pick from 6 loudspeakers (available in charcoal or white) for high-quality sound effects across a range of frequencies - from bass to treble. Mounting brackets can be purchased separately fo