Description
Bluetooth Hearing Aid Moderate to Severe Hearing Loss High Power Portable Sound Amplifier
Rechargeable Hearing Aids For Adults Elderly Deafness High Performance Low-Noise Reduction
Please note:
Securely position the instrument into your ear. Once the hearing aid is properly seated in your ear,the howling will generally stop.
APP download Please download the app at this URL:
Android:
About this item:
1.Full digital circuitry, intelligent and high quality.
2.Adjusts sound according to your convenience with touching the ear aids.
3.Support to connect phone bluetooth, and support phone calls and music.Programmable through mobile phone apps and adjust the frequency.
4.4 Volume Levels to adjust–Touch control.Adjust volume separately for both ears.
* Touch 1 sec answer the phone
* 3 sec hang up the phone
* 5 sec reject the phone
5.Rechargeable — compared with the battery, it will be more environmentally friendly.
6.Selected superior chip with fine sound quality and stable transmission performance.
Technical Specification:
1. Output. OSPL90 Max.≤ 105dB
2. FOG50 MAX Gain ≤ 33dB
3. EQ Input Noise ≤ 22dB
4. FREQUENCY RANGE(Not narrower than): 200Hz-4500Hz
5. Working Current ≤ 8mA/
6. Total Harmonic Distortion <5%
7. Working Voltage D.C 3.7V
8. Play Time: 8 hours
Does this device support Bluetooth? Is it applicable to all mobile phones？
Whistling may occur if the hearing instrument is turned on,but not securely seated in your ear.this is normal.the whistling will stop once the device is properly seated in your ear.
Whistling is common for small amplifiers and is known as «Feedback».it is caused by amplified sound from the hearing aid getting back to the micropphone and being re-amplified.The folloring tips will help reduce the occurrence of feedback whistle:
1. Reduce the volume. Turn off or lower the volume before inserting the instrument in your ear.
2. Securely position the instrument into your ear. Once the hearing aid is properly seated in your ear,the whistling will generally stop.
3. Clear the ear canal of wax or debris. Check your ear with help.
4. Change the ear piece or tubing Change a new one or a different size one.the appropriate choice of earplugs and plugged,Make sure the tubing is not broken or torn.
Warranty and Feedback:
If your items are defective(not due to misuse or wrong operation).please contact us within 7days be describing the defects in detail(if convenient and necessary,please send us photos or video clips for the faults of the defective items).We will have our engineers to analyze the faults and then tell what actions need to be taken for resolving the problem.
If you are satisfied with the project, please give us a positive feedback.
If you are not satisfied with the project, please contact us before leaving feedback.
Please do not open dispute or leave negative feedback without talking to us, we will reply to all our customers and solve the problem you have met.
Best regard !
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