Sonic Alert RH100 Extra Loud Remote Horn


The RH100 is an effective, extra loud horn that can be used in conjunction with a number of Sonic Alert signallers, including the DB200, DB100T, TR75VR, BS400 and the SB100. It requires a signal from one of these devices before it can operate. The RH100 is an audio alert that can be adjusted to meet with your specific hearing needs. Choose a sound combination that works for you. With up to 85-decibel low frequency, 113-decibel high frequency and adjustable tones ranging from 200-2000 hertz, the RH100 is both extra loud and enormously flexible.

Sonic Alert is an American based company experienced in producing specialist telecommunications solutions for the hard of hearing and visually impaired. The RH100 is just one example of how independent living can be made easier with the latest in digital technology.


  • Adjustable volume
  • Adjustable tone
  • 78-85 dB low frequency
  • 113 dB high frequency

About Sonic Alert

For over thirty years, the Sonic Alert team have been building alerting devices which are geared for the hearing impaired. Today, the company is a global leader in the amplified alarm clocks, amplified telephones and personal listening devices markets.

Shop the full Sonic Alert range here.


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