System Sensor's SpectrAlert Advance

System Sensor's new SpectrAlert Advance series of audible/visible notification appliances contains wall-mount horns, strobes, horn/strobes, chimes and chime strobes, as well as ceiling mount strobes and horn/strobes. SpectrAlert Advance features a plug-in design that allows installers to pre-wire mounting plates and check wiring continuity before installing any devices. For more information, call System Sensor at 800-736-7672 or visit