Behind the ear (BTE) hearing aids that are easily fit backside of your outer ear, these are one of the perfect stylish designs of hearing aids. All the electronic components that are necessary to make this device work perfectly are tucked neatly in a small shell or housing space behind your ear and hence you can choose the useful ones for you from a large range of sizes, shapes, and colors available.
Why Behind the ear (BTE) hearing aids?
BTE hearing machines’ main unit is connected to the custom made earpiece. This earpiece is placed inside the ear canal and joins through a clear plastic audible tube to the main unit which placed behind your ears. These are the most used and very common style of hearing aids, these are the ones which are suitable for almost all the persons of different ages, like from an elderly person to a child.
All the electronics components are housed behind the ears safely. In general, these Hearing devices are included the speaker and microphone at behind or on top of the outer ear main unit, and a sound tubing that routes the sounds down into the ear. All the components are easily adjustable and have given simple buttons to control volume and change program settings that suit your surroundings.
A behind-the-ear (BTE) hearing aid hooks over the top of your ear and rests behind the ear. A tube connects the hearing aid to a custom earpiece called an earmold that fits in your ear canal.
Features of BTE Hearing Aids
Let’s cover and discuss in detail, the overall features and functions of Behind the ear (BTE) hearing aids now.
In the BTE kind models, the sound is transmitted into the ear through a very discreet tube, which leads into a customized earmold. Because they are larger in size, thus BTE models have more space for electronic components to arrange in a better way than other types of hearing aids, hence giving them more place to house additional features and deliver superior performance for a wider range of hearing loss types. Additionally, the BTE device is convenient, easy to mold, and easy for caregivers to assist with and maneuver.
BTE hearing aids shows the following features :
- Variety of color options available.
- For moderate to severe hearing loss and smaller ear canals.
- Easy-to-use buttons or dials. It is also easy to handle, insert and adjust.
- It has a very unique and Discreet design.
- Comfortable as it doesn’t sit deep inside your ear
- Doesn’t close off the whole ear gives a natural sound experience
- It provides the best amplification.
- Despite the size, they are rarely visible when people wear them.
- It has a larger battery for longer battery life
- It is available in both wirelesses as well as in telecoil options.
- You can easily control volume and select programs on most BTE’s.
These hearing aids are a lot sleeker and slimmer than they used to be giving you a very comfortable fit and great listening experience. The microphone element which is the sound collecting part of this aid that sits behind the ear and the receiver is connected with it via a thin, clear tube that is placed inside the ear. that part of the device routes the sounds around you towards your ear.
Types of BTE Hearing Aids
Like every other kind of hearing aid types, this Behind the ear (BTE) hearing aids device also has some different type of style and features which come in 4 different categories. so all the main features of this behind the ear hearing aid f fall under the Following categories of it :
1. Open – fit style
The best open fit hearing aids contain a thin plastic microtube. that extends over the outer ear and goes into the ear canal. that gives you a crisp and clear sound experience. In addition to being small and cosmetically appealing, the open fit tube avoids the “stopped up” feeling of in-the-ear hearing aids. It let your ear open all the time for other natural sounds too.
2. Close – fit style
These hearing aids use a well-fitted earmold that fills the outer ear completely. Although they are larger in size than the open fit hearing aids. However, closed fit BTEs are easier to handle than open-fit style devices because they seal the auditory canal, which benefitted you to minimizes the whistling sound, which is sometimes experienced by hearing aid wearers.
3. External receiver model
The external receiver model (receiver-in-canal, or RIC) is the smallest behind-the-ear models. which are equipped with external receivers that make this device more comfortable and usually, also this external receiver model offers wireless functions that let your electronic devices to connect wirelessly with this listening equipment.
4. Micro-behind-the-ear models
These hearing aids are quite smaller in size than other normal behind the ear “BTE” models. This hearing aid is suitable for people with mild to severe hearing loss. They can be worn very comfortably behind the ear and come in a wide range of colors, shapes, and styles to offer the same quality of service and comfort.
BTE hearing aids come in three different styles which are as follows :
- Mini – Discrete but powerful hearing aid to blend in with your life. They are practically invisible when worn.
- Standard – This type has the advantage of delivering more power (gain) compare to other types of hearing aid.
- Power Features – Powerful technology so you can experience all the emotions of sound.
How do Behind the Ear (BTE) Hearing Aids Work?
To know better about the working of this Behind the ear (BTE) hearing aids. We should look deep inside for each and every single part of it. After understanding the working of these main parts we can easily get the idea about how this hearing aid actually works?
The following are the components along with its functions of BTE hearing aids:
This very tiny part of the main unit picks up sounds from surroundings and converts them into appropriate electrical signals. Dual microphones of this hearing aid also help to improve speech understanding in noisy surroundings.
This part receives the signals after conversion and then Increases the volume of the received microphone signals on a very high level and also filters out irrelevant sounds and feedback.
This unit receives the converted electrical signals and then finally convert those electrical signals into acoustic signals and send them further.
4. Speech processor
This is quite an important part of the device because it adjusts the signals in a low or high manner according to the wearer’s individual hearing needs. So that they can hear better and clear.
5. Volume regulator
It helps to control the volume as per the need of a user, by just pressing the volume up and volume down button, one can easily adjust the sound loudness according to their level of hearing loss.
6. Ear hook
This part act as a connecting bridge between behind the ear main unit and receiver in the ear canal. Because it connects the hearing aid and the sound tube together so that sound flow from the main unit to receiver.
7. Audio input
due to the wireless connectivity feature, this part is able to pick up signals from other external devices, as input sound and send them ahead for further processing.
Disposable or rechargeable battery for the power supply While disposable batteries can be changed several times, rechargeable batteries last for up to 24 hours with just one charge
9. Sound tube
The sound tube can either be 2mm diameter acoustic tubing channeled through a custom-made earmould or a discreet ‘thin-tube’ attached to an ear dome. It delivers sound into the ear.
Working of BTE hearing aids:
- It has a hard plastic case that is worn behind the ear called main housing.
- and it connected to a plastic earmold that fits inside the outer ear.
- The electronic parts of BTE hearing aids are held within the case behind the ear.
- Sound travels from the hearing aid through the earmold and into the ear.
- BTE aids are used by people of all ages for mild to profound hearing loss.
A variation on the classic BTE hearing aid is the external receiver model (receiver-in-canal, or RIC), in which the loudspeaker sits inside the ear, thus transmitting sound directly to the eardrum.
Behind the ear, (BTE) hearing aids house either a size 10 (Yellow), size 312 (Brown) or size 13 (Orange) battery depending on the style and size selected. The typical lifespan of a size 10 battery is between 3-5 days, size 312 battery between 5-7 days and size 13 battery between 10-14 days but this can vary depending upon the number of hours per day the hearing aid is worn, the severity of hearing loss and the technology level of hearing aid.
We have made sure that we provide behind-the-ear style hearing aids that are sleek and slim and give you an extremely comfortable fit.
Cost of BTE Hearing Aids?
The price of standard BTE open fit may vary as per different models and companies. It ranges from approx. Rs.10500 per unit up to Rs. 250000 per unit.
The cost comparison of standard BTE may vary as per different models and companies. It ranges from Approx. Rs.5750 per unit up to Rs. 250000 per unit.
As we know none of the hearing machines are perfect. They have certain limitations. Let’s have a look at the disadvantages of BTE hearing aids.
BTE Hearing Aids Limitations
As the Benefits of this Behind the ear (BTE) hearing aids surprise you and make your life better by giving you a seamless experience of listening sounds, there are also some limitations of this gadget that you must know. Because it helps you better to understand which device is suitable for you.
These limitations include:
- If you are facing manual dexterity or poor vision, then BTE hearing aid is not appropriate for you.
- You may experience a less natural and crisper sound quality than receiver-in-canal (RIC) hearing aids as the sound is being transmitted through a tube creating artificial peaks and troughs (tube resonances).
- These hearing aids are more visible than smaller models due to their large components.
- The hearing aids are more sensitive to wind and moisture.
- Condensation build-up inside the tubing can also affect sound quality and transmission. Moisture-free tubing can be useful but can slip out of the earmould easily and cause irritation to the side of the ear if makes contact due to its ‘rubbery’ texture.
- The tubing needs regular replacement as it can become hard and brittle which affects sound quality and transmission.
- Due to the dead skin from behind the ear, the microphone is more susceptible to damage.
- The hearing aids may cause the loss of natural acoustics provided by the external ear (pinna) that help with localizing the direction of sound from in front and behind you.
- You need to hold the telephone receiver in a slightly unnatural position over the top of the ear next to the hearing aid microphone.
You can acquire the latest hearing aids at a fair price through HearingSol. To know more such information, browse our website. Or if you need any help with Hearing Aid Devices. Feel free to call us on our toll-free 1800-121-4408, or can also book an appointment for a FREE consultation for hearing aids at HearingSol clinic.