Notifier B200SR-LF-IV,Ivory, low frequency sounder base is designed to meet the NFPA 72 sleeping space requirement to produce a fundamental frequency of 520 Hz +/– 10% with a square wave or its equivalent. Studies show that a lower frequency, centered around 520 Hz, is the most ideal to awaken sleeping occupants, even those with mild to severe hearing loss.
Notifier B200SR-LF-IV sounder base
B200SR-LF-IV Low Frequency (520 Hz) Intelligent Sounder Base for use with NOTIFIER intelligent devices,Ivory.MX
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Brand |
Notifier |
---|---|
COO |
MX |
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Brand: Notifier
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