USB Rechargeable Behind The Ear Hearing Aid


Product Description

KF-809C USB Rechargeable Behind The Ear Hearing Aid

1. Save money: Don't need buy the batteries for hearing aid, Batteries.
2. More Convenient: Use USB interface,Can connect the power bank and computer, Rechargeable anytime and anywhere,
3. Latest IC ciruit system : The sound is more clear, The noise is smaller,
4. Sound gain: The sound crest volue is bigger, More than 50dB,
5. Worldwide universal USB cable and Adapter: 100-250V, Include Asia, Europe, Middle East, Africa, America etc.
Technical Parameter:

1.  Max. saturated sound pressure:  ≤130+5 DB

2.  High frequency average:  116±5 DB

3.  Max.voice gain: 33±5 DB

4.  Equivalent input noise level: ≤32 DB

5.  Total harmonic wave distortion: ≤10%

6.  Frequency response range: 200-6500 HZ

7.  Battery capacity: 40mA battery is a rechargeable battery

8.  Continuous working time:≤15H

9.  The speaker impedance: 110 ohm

10. Working voltage:1.2V 

11. Working current:≤3 mA

12. Attachment:1*host,6*earplug,1*adapter(Europe or US),1*data line,1*charging base,1*cleaning brush,1*manual



1. Individual packaging: 145*105*37mm. 

2. Carton Size: 540*300*210mm

3. 50pcs/carton. 

4. G.W.:  6kgs      N.W.: 7kgs

Our Service

1. We have register ISO 13485:2016 for our all product.

2. Hearing aids have got Europrean professional Medical CE certificate: EU-MADICAL DEVICES DERECTIVE-93/42/EEC.

3. Warranty: 18 months. 

4. Kanfo provide excellent service and competitive price.


Company Information



3, How is the hearing aids maintained and cleaned?

     Develop the habit of the cleaning the hearing aid, Use the proivded brush to remove the earwax or other tiny particle accumulated around the ear canal the hearing aid, The volume adjustment knob and the charging interface, Then gently wipe the hearing aids with a soft cloth. Do not use solvents, Clean if the liquid or oil is clean and the hearing aid is not use, Turn off the switch, This will extend continuous use time. If it is not turned off, It will make a squeaking noise, Which may cause the attention of children or pets.Resulting in unnecessary damage.

Q1: Are you a factory?

A1: Yes, we are factories. Our main products are medical cleaning brushes, tube brushes, gun brushes, wire brushes,instrument cleaning brush and so on. 

Q2: What is the minimum order quantity?

A2: The normal standard is 500pcs, depending on the product. 

Q3: What is the delivery time of the product?

A3: Within 5-20 days after the order is confirmed. 

Q4: Can you customize the logo on the product?

A4: Yes, we can provide customization. 

Q5: Can you make special/customized products for your customers?

A5: Our company accepts OEM/ODM products, welcome customers to provide drawings or samples.

Q6: What is the shipping cost of the product?

A6:1. FedEx / DHL / UPS / TNT samples, door to door;

2. Bulk cargo by air or sea, for FCL; airport/port receiving;

3. The customer specifies the freight forwarder or negotiable mode of transport!

4. Delivery time: 5-7 days for samples; 5-25 days for bulk shipments.

Q7: What is the payment terms?

A7: Payment method: T / T, Western Union, MoneyGram, VISA, Credit card, Alipay