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Know Your
Hearing

Introducing the Hearing Number—a sound metric that can help you engage with life.

The Hearing
Number

The Hearing Number tells you the softest speech sound you can hear in each ear. It is known clinically as the 4-frequency pure tone average.

Get your Hearing Numbers

Use Your
Hearing Numbers

Knowing your Hearing Numbers and tracking them over time lets you know when your hearing changes and what you can do to hear better.
Use your Hearing Numbers

The Know Your
Hearing Campaign

The campaign introduces the Hearing Number as a way to understand and talk about hearing.

Learn about the campaign