Hearing aids do not distinguish between left and right ears, but each person's left and right ear hearing is different, so the gain and other numbers in the... So you can't mix the left and right ears, just like contact lenses, because the degrees of the left and right eyes are different. The general sign is blue for the left and red for the right ear.

Hearing aids have to be divided into left and right ears, whether it is a back of the ear machine or a customized machine, there is a difference between left and right ears. If both ears have hearing loss, the hearing in the right ear is different from the hearing in the left ear because the ear canal is different. If you want to know more about hearing aids, please go to a professional fitting center.

　　The back-of-the-ear machine can be adjusted to the direction of the curved tube earplugs. Depending on the hearing situation, if the power of the hearing aid used in both ears is the same, the data inside must be adjusted due to the different hearing in the left and right ears before wearing. The in-ear machine can only be left for left and right for right.

　　Hearing aids that have not been fitted with a back-of-the-ear device do not distinguish between left and right, but hearing aids that have been fitted with a hearing aid based on the different hearing of the left and right ears are distinguishable between left and right. If the hearing aid is customized, the left and right sides of the hearing aids have already been distinguished at the time of customization.

After fitting is to distinguish between left and right wear, the two ears hear differently, so the tuning is not the same.

If it is a back-of-the-ear machine, the fitters will mark the color above, blue is the left ear, red is the right ear; if it is a customized machine, if you wear the opposite, it can not fit the ear canal, and generally can not be brought on, a look at it, and at the same time, above the color of the serial number of the font blue is the left ear, red is the right ear; the hearing difference between the two ears is very large, listening to the sound can be clearly felt, mainly in terms of color! The labeling shall prevail.

Hearing aids are divided into left and right ears, generally blue is the left ear, red is the right ear, behind-the-ear hearing aid dispenser will give a good marking, the left ear acoustic tube is toward the right, the right ear is toward the left, customized machine is in accordance with the direction of the ear canal, the opposite ear can not be brought on, if you want to wear the left ear to the right ear, the back of the ear machine can be brought on, but the need to reload the data, the two ears of the hearing situation is not the same!

Red-right, blue-left, red usually represents the right ear, blue the left ear

If you wear a behind-the-ear hearing aid, you can wear it according to the style of the acoustic tube, and the fitters will read the data into the hearing aid according to your hearing condition. Because the hearing in the two ears may be different, if you want to change the belt, you need to re-import the data from the fitters.

In-the-ear hearing aids, the left and right ears go in different directions, usually the opposite will not be able to bring in the

Hearing aids are generally color-coded, blue in the left ear and red in the right ear.

In accordance with the requirements of the International Electrotechnical Commission regulation IEC 60601-2-66 201.7.2.2, customized machines and earmolds shipped by hearing aid manufacturers must contain a distinguishable left and right earmarkings。

Generally, red represents the right ear and blue represents the left ear.

Customized machines: the sound hole or the body font are color-coded.

Behind-the-ear machine: look at the direction of the earplugs connected to the sound guide tube to distinguish between left and right ears.

Hearing aids with an external receiver: the distinction between red and blue is made on the receiver.

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The new hearing aids are not divided into left and right ears, the so-called hearing aids left and right ears is the hearing aid dispenser according to the need to wear a hearing aid on the side of the ear hearing to do the debugging, debugging hearing aids will be different colors to distinguish between the left and right, the general situation is that the blue left and red right, the two sides of the ears of the hearing is not exactly the same as the debugging of the data will be different, so there is a distinction between the left and the right. The back type hearing aid dispenser will give a good mark, the left ear plug is toward the right, the right ear is toward the left, the customized machine is in accordance with the ear canal towards the opposite ear is not on the band, if you want to wear the left ear to the right ear, the back of the ear machine can be taken, but need to wear the ear according to the re-adjustment of the data. If you want to know more about hearing aids, please go to a professional fitting center!

Of course it's divided, watch out, red is right ear, blue is left ear. Some are labeled L for left and R for right!

It needs to be divided into left and right ears, generally the hearing loss of the two ears is different, so the data after the commissioning of the hearing aid is also different, the back of the ear machine if you want to wear it differently, you need to go to the hearing service organization to re-commission the machine before you can change it.