St. Charles, IL - System Sensor's SpectrAlert Advance, the industry's newest, most refined series of audible/visible notification appliances, includes indoor and outdoor selectable-output horns ...

System Sensor of St. Charles, Ill., has expanded its SpectrAlert Advance audible/visible notification appliance to include a line of mass notification system (MNS) devices and accessories. These ...

The System Sensor SpectrAlert® Advance line of low frequency notification appliances – which includes sounders, sounder strobes, and sounder bases – is designed to meet the NFPA 72® sleeping space ...

ST. CHARLES, IL – System Sensor, a Honeywell company (NYSE: HON), is proud to announce the release of their newest series of audible/visible notification appliances, SpectrAlert Advance.

The SpectrAlertAdvance clear dual strobe with speaker expander plates by System Sensor of St. Charles, Ill., combine the functions of two to three notification devices on a single mounting plate ...

Tag: SpectrAlert Advance. Also Noted. System Sensor offers low frequency notification guide. September 4, 2014 SSN Staff. ST. CHARLES, Ill.—System Sensor's low frequency notification application guide ...

LAS VEGAS—When a fire alarm activates during a fire, the high-frequency sound it emits can be insufficient to alert some hearing impaired individuals or even just sound sleepers. But System Sensor has ...

The new SpectrAlert Advance sounders and sounder strobes from Gamewell-FCI produce a low frequency alarm signal centered around 520 Hz. Both devices are UL-listed for wall and ceiling mount ...