Rechargeable Hearing Aid Digital Bluetooth In-Ear Sound Amplifier Invisible APP

Hearing Aids Bluetooth Sound Amplifier Hearing Device Ear Hearing Amplifier For

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Does this device can connect a smartphone app?

Please download the app at this URL: http://www.fi-stave.com/

PRODUCT SELLIN:

1. This hearing device is designed for 40-60 years old people or people with hearing probl.

2. This device support Programming Service, you can connect your phone bluetooth, updown an APP, then you can programming according to your hearing level.

3. Exquisite and small design, one pair mini black heairng aids, you can use as a earphone, you can connect your phone to listen to music, phone calls, ect.

4. We equped 3 different sizes earplugs with soft silicone, you can according your need to adjust, and will not hurt your ear, provides you a comfortable experience.

5.The Shape of the sound amplifier conforms to the structure of the human ear canal and it's invisible and comfortable to wear ,it's not only suitable for listening in quiet environment ,but also noisy environment.

6. Intelligent and high quality. Advanced digital signal proceing technology can intelligently reduce environmental noise and provide clear, high-quality natural sound.

7. Selected superior ch with fine sound quality and stable transmiion performance.

8. Full digital circuitry, low power consumption, adaptive noise reduction, and can prevents howling.

9. Easy to charge. This product is rechargeable hearing aid, and with charging base, you can charging 2 hours and use 12 hours, you can charging at night then you can use during the day, it can save lots of battery costs.

PARAMETER：

1.OPSL90:118dB

2.HFA:(Sound Gain 40dB)

3.Equivalent Input Noise:21dB

4.Battery:68mAH

5.WDRC Channel:16

6.Total Harmonic Distortion:3%

7.Frequency Rang:200-6000Hz

8.Charging Time:2Hs

9.Working Time :8-12Hs

10.Product Life:1Year

11.Oper Ation Environment:0~40°C,30%~ 75%RH,860- 1060hPa

12.Storage Environment:0 ~40°C,≤75%RH,700- 1060hPa

13.Blue-Tooth:5.2 (Phone and music support)

14.ECHO Cancellation:Support

15.Environment Noise Cancellation:Support

How many charging cycles can this hearing aid perform? Are they available or need to be replaced at that time?

The battery life has 1000 charging cycles, which is about 3 years. After that, the battery will continue to work, but the running time may be reduced. For users out of the warranty period, we provide a significant discount for purchasing a new system or contacting our agent for replacement.

Does this device support Bluetooth? What version?

Yes, this device is Bluetooth 5.2. You can listen to music, make calls and watch TV via Bluetooth. (Special note: HONE, you must pre the on on the hearing aid to answer the incoming call or manually switch the voice source to the hearing aid channel on the HONE, otherwise there will be no sound from the hearing aid.)

Can this device be connected to a smartphone application?

You can download the "Yaosound" application from the GOOGLE Android Market. Only supports Android.

What can the APP adjust?

After taking it out of the charging case, Bluetooth was enabled in the 1930s. If Bluetooth is connected, you can choose different modes (mode 1: full frequency compensation, mode 2: low frequency compensation, mode 3: high frequency compensation, mode 4: mid frequency compensation).

For detailed adjustments, EQ can personalize and adjust settings. Change the different values of each frequency point to find the right sense of hearing.

Is there any echo noise?

No, the device uses high-speed and advanced algorithms to reduce echo noise.

What is the warranty for this device?

This device has a one-year factory warranty. During the warranty period, we will repair or replace free of charge.

Prompt:

There are  as you put the battery into the hearing aid .

Please donot worry .because the air presure will make . 1.Please adjust lower volume .

2.Support Android only. 3.Choose the suitable ear plug 4.Make sure if you put the earplug tightly,sound leak will make the .

About shping
Shping and Packaging All it will be double checked and well packed before sending.It will be dispatched within 2 business days after buyers pay for the order. It usually takes about 14 to 18 working days for delivering the package to the destination(for e areas,it may take a little longer). 

Special Announcement:
Please fill in the correct and detailed consignee, address and phone number in the order. For fast and correct delivery.If you do not receive order within 30 working days,please feel free to contact Customer Service before leaving Negative and Neutral Feedback, we will do our best to help you resoe the problem.TaxNo, you will only pay what is quoted as total cost at checkout, no more. You are not expected to pay any additional duties or taxes. If you are asked by Customs or our logistic partner to pay duties, please contact our Customer Service .

Your 100% satisfaction is very ant to us
If the product is not on good condition, You can return this product within 14 working days, please contact customer service center before returning.FeedbackYour satisfaction is our first priorityIf you receive the order and it is in good condition,we would be grateful if you would leave us 5 star Positive Feedback for the transaction.