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determine whether the earplugs are in the right position. Open
mouth a few times, can help you feel the position of earplugs is
correct;
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Make sure to wear in place, completely close the battery door, hearing aids start
working.
You can still wear it while the hearing aid is on, but during the wear you may hear from
the feedback.
1.2 Remove the hearing aid
When you remove the hearing aid money, it is recommended that you slightly open the
battery door to stop the hearing aid first; lift the hearing aid from the ear and hang it in
your ear; gently hold the ear plug with your index finger and thumb; pull the ear plug out
along the ear canal (be careful not to pull the hearing aid or catheter); then remove the
ear plug with the hearing aid; while removing the hearing aid, another hand is under the
auricle to help you remove the hearing aid.
。
1.3Practice wearing
It takes practice to wear and remove the hearing aid. But practice makes perfect, after a
period of time can skillfully operate hearing aids. Use your time at home, start with a
mirror, preferably on the table, giving your arm a fulcrum,It is more convenient to operate.
If you have any questions about how to wear and remove your hearing aids, consult your
matchmaker
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2. on/off function
You can turn off / turn on the hearing aid by opening / closing the battery bin door.
Open the battery bin and the hearing aid stops working. Fully close the battery door and
the hearing aid starts working.
3 Procedure selection
Up to four listening programs can be used in the ear-back hearing aid of the Echo
series. Please specify the number of hearing aids you have.
With the program switch button, you can easily select the listening program you want
to use.
When the switch defaults to the first listening program, through the "program switch
button ", switch to the second listening program, the hearing aid issued" Didi "two
sound prompt.
When the hearing aid is turned off again (see on / off function), the system
automatically switches to the listening program.
The first program is suitable for use in a quiet environment (saturated listening needs,
not suitable for long-term wear), and the fourth program is nused when there is a need
for high frequency (such as listening to music). Please choose according to your
environmet
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2.replacement batteries
When the battery is insufficient, the hearing aid makes a "drop" sound. Give a low power
prompt until it stops working. In order not to affect your normal life, it is recommended
that you carry a new battery with you. Please refer to the illustration:
Type of hearing aid using zinc empty battery refer to "technical parameters ";
When replacing the battery should be lightly pushed, do not forcibly close the battery
bin, lest damage the hearing aid;
If the battery power is too low, the hearing aid will not work properly, in order to
ensure your normal use, please replace the new battery in time;
If you can't use the hearing aid for a long time, remove the battery so as not to corrode
