← Back to Knowledge Center

Device care

Cleaning, battery, moisture and whistling.

Using a phone and TV with a hearing aid

Practical ways to make phone calls and TV watching more comfortable.

Battery or rechargeable: which is more convenient?

How a replaceable battery differs from a rechargeable device in daily use.

Why a hearing aid whistles

Why whistling (feedback) happens and what to do.

How to clean a hearing aid

Daily care extends the device's life.