IRIS20 Detail Information

20 Channel Digital Algorithm for Hearing Amplification


We provide more clear sound by digitalizing the way human cochlea analyzes

audio frequency and divides it precisely into 400 Hz intervals.

We provide more natural and accurate sound even in diverse environments

by adequately compressing small and big sounds to meet your degree of hearing.

Enhanced Noise Reduction


We provide clear environment for conversation by reducing noise

and amplifying speech sounds even when you are in noisy situations.

Automatic Sound Output Control


We protect your hearing by decreasing volume of sudden big sounds

and preventing their distortion.

Noise Squelch


We provide you with listening comfort

by even effectively reducing level of noise even in a quiet place.

BTE (Behind The Ear) Type with Minimal Size


The size and weight of the hearing instruments are very important

in order to use them for a long time in the real life.

Our HearingAble IRIS20 is very comfortable to apply

and wear as it weighs just 2.2g.

Battery Life


HearingAble IRIS20 lasts more than 110 hours per 312 zinc-air coin battery.

In general, most people use hearing instruments 10 hours a day

and therefore, they can use IRIS20 for more than 10 days

without having to replace the battery.


Diverse Functions Linked to Smartphones

We provide diverse functions by using the latest Bluetooth technology.

 – Self-hearing test and automatic fitting

 – Selection modes by user environment

 – Volume control

 – Power control

 – Battery level indicator

Self-Hearing Test & Automatic Fitting


Hearing test is essential for you to adapt hearing instruments to meet your degree of hearing.

However, most hearing instruments require you to visit a hearing care professional

to have a hearing test and this is quite inconvenient.

Our HearingAble IRIS20 lets you test your hearing by yourself at home.

The test result will be automatically stored in the setting of the devices

and you will always be able to use them that match your degree of hearing

Selection Modes by User Environment


You can select different modes depending on where you are located.

Volume Control


You can adjust the volume by 3 options (Low/Normal/High)

according to the level of sound around you.

Power Control


You can control power on/off conveniently

without having to remove the battery from the devices.


You can download HearingAble app for free in select Apple and Android devices.


Android : devices that run Android OS version 4.4 or later


Apple : devices that run iOS version 7.0 or later / iPhone 4S or later

Instruction Guide

Please watch general instruction on how to use HearingAble IRIS20 in the following movie.




Frequently Asked Questions

Is IRIS20 a hearing aid?

Since IRIS20 didn’t go through a process of certification for medical devices, it cannot be sold as a hearing aid. It is classified as a personal sound amplifier instead. However, its performance is identical to those of hearing aids because IC chips and software algorithms specifically designed for hearing aids are used to make our devices.

For which level(s) of hearing loss can IRIS20 be used?

It is suitable for people with mild ~ moderately severe hearing loss.

How do I know which level of hearing loss I have?

It is desirable to visit health care professional to find out which level of hearing loss you may have. However, for your reference, about 90% of global population having hearing loss are in the range of mild ~ Moderately severe loss.

In terms of shape, what type of hearing instrument is IRIS20?

In general, hearing aids and sound amplifiers are classified into two types – ITC (in the canal) and BTE (behind the ear). IRIS20 is a BTE type hearing instrument.

Isnt it that HearingAble needs to be custom-made like other hearing aids in general?

Of course, it is most desirable if you can make your device based on the structure of your ear and then customize its setting through the results of your hearing test. However, in this case, price of the device will go up very high and it will be quite inconvenient since you will need to visit a hearing care professional either at hospital or hearing aid store several times.

IRIS20 is a BTE type hearing instrument with minimal size which allows almost everyone to wear it comfortably and do hearing test by themselves directly.

How do I do hearing test?

You can do hearing test through our HearingAble app. You can download it for free to your smartphone. it allows to connect your device to your smartphone wirelessly. Using this app, you can do hearing test, control volume, change various functional modes, and even control power of your devices.

Is the hearing test provided by HearingAble app accurate?

Yes. We identified that the hearing test done by our app is accurate by more than 90% compared with the test conducted at hospitals and hearing aid stores.

Isn’t it difficult for elder people to use HearingAble app?

From the beginning of the product development, we have targeted people with age of above 60 as the main users. Anyone who are using smartphones can easily use IRIS20

Can HearingAble app be installed in all smartphones?

Since HearingAble app uses low energy Bluetooth technology, it may not be installed in old smartphones. The app can be installed in Android devices that run Android OS version 4.4 or later and Apple devices that run iOS version 7.0 or later.

Is IRIS20 water resistant?

Unfortunately, IRIS20 is not water resistant.

What kind of battery is used for IRIS20? Is the battery rechargeable?

312 zin-air coin battery which is specifically designed for hearing aids is used and it is not rechargeable.

How often do I need to change the battery?

It depends on how much you use IRIS20. In general, if you use the device 12 hours per day, you can use it for more than a week with one battery.

What kind of warranty does IRIS20 carry?

We provide a one-year free warranty which means if your device fails due to a manufacturing defect, we will repair if for free up to one year after the date of purchase. There will be a charge after the free one-year warranty period.

Is it possible to hear music or use phone through IRIS20?

Unfortunately, IRIS20 does not support streaming audio sounds such as music or phone conversation from smartphones or tablets.

After I had an automatic fitting of my IRIS20 through a hearing test, do I need to keep connectivity of the device to my smartphone?

After a hearing test and automatic fitting of your IRIS20, you can use your device alone without your smartphone connected. However, to use various features in the HearingAble app, you need to have your IRIS20 connected to your smartphone.

Can IRIS20 also be used for small children?

Most likely not. IRIS20 is made considering adult’s size.

Where to buy

You can purchase a linked site.


User Guide