Hearing Aids
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How Does a Hearing Aid Work?
A hearing aid is a small electronic device worn in or behind the ear to help improve hearing.
It consists of four key components:
- Microphone: Captures sound waves from the environment and converts them into electrical signals.
- Amplifier: Increases the power and loudness of the processed signals, making them easier to hear.
- Receiver: Converts the amplified electrical signals back into sound and delivers them into the ear.
- Battery: Powers the device, with options ranging from disposable batteries lasting 5-14 days to rechargeable ones.
Choosing the Right Hearing Aid For Your Lifestyle and Needs
Hearing aids, and the technology used within them, have evolved a long way since the days of larger, bulky contraptions, and are now much more advanced and pleasing to the eye. With a range of shapes and styles available, knowing what’s best for you can often be confusing. But, with our expert audiologists can offer you the right support and guidance to find the aids best suited to your needs.
Here’s an overview of the different types of aids available:

Invisible in Canal (INC)
- Custom-fitted to sit comfortably within the ear
- Discrete
- Provides a natural sound experience
- Best suited to individuals with mild to
moderate hearing loss

Completely in Canal (CIC)
- Custom-fitted to sit comfortably inside the ear
- Small but powerful
- Best suited to individuals with mild to
moderate hearing loss

In the Canal (ITC)
- Less fiddly to handle compared to other styles
- Secure fitting
- Discrete

In the Ear (ITE)
- Best suited to individuals with moderate
to severe hearing loss - High levels of amplification
- Custom moulded

Receiver in Canal (RIC)
- Suitable for a wide range of losses
- Packed full of advanced tech
- Subtle design

Behind the Ear (BTW)
- Best suited to individuals with mild
to moderate hearing loss - Easy to use
- Packed full of technology for great levels of amplification and clarity
Find the right hearing aid for you