USB Rechargeable Behind The Ear Hearing Aid


Product Description

KF-809A USB Rechargeable Behind the ear hearing aid
1. Save money: Don't need buy the batteries for hearing aid, Batteries Waarrant: 18 months.
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 sound output: 132 3dB
2.  Sound gain: 52 3dB
3. Total harmonec wave distortion <2-10%
4.  Input noise:20dB
5.  Current: <3mA
6.  Volptage: DC 3.7V (Lithium batteries)
7.  Batteries warrant: 18months
8.  USB cable and Adapter: 100-250V


1. Individual packaging: 102*78*31mm.

2. Carton Size: 

3. 100pcs/carton.

4. G.W.:        N.W.: 


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.

93 42 EEC CE certificate.jpg

Company Information


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