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What is Automatic Volume Control?

An automatic volume control (AVC) automatically adjusts the loudness of an audio signal to make it better heard and understood above background noise in cars, public places, outdoors.

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  • Controls volume without sacrificing clarity
  • ‘Knows’ which noises interfere with speech intelligibility – and which don’t
  • Adjusts volume only when needed
  • Smoothes volume fluctuations
  • and more
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