JH-D31 mini BTE hearing aids

Specification

OSPL 90 MAX    ≤114+3DB
AVERAGE GAIN   30±5DB
TOTAL HARMONIC DISTORTION   ≤2±3%
FREQUENCY RANGE  450-5000HZ
EQ INPUT NOISE  ≤32DB
WORKING CURRENT ≤8MA
BATTERY SIZE  A10
Hearing Progtram    Normal, Conference , Noise Reduction, Outdoor Hearing Program
Approved ISO 9001, ISO19485, FDA, CE, RoHS, Freesales

FAQ

Q: 1. About hearing aid and system certificates.
A: Not all the certificates will be showed on alibaba, if you need them, pls contact us to get them.
Q: 2. About product patents.
A: All our hearing aids have got the patents, so you don’t need to worry the patent problem if you were selling our products.
Q: 3. About the MOQ.
A: MOQ 1 is means sample, before place order, we will provide sample for you to text. Different item has different MOQ, plscontact our sales to know the details.
Q: 4. About leading time.
A: 30 working days for OEM order generally, 3 working days for most of our hearing aids, 7 working days for some item in stock.
But for the exact delivery time, pls contact our sales.
Q: 5. Business for
A: We only sell our hearing aid for commercial using and OEM order we can provide free sample. But personal using pls contact our distributor in your local.
Q6: Which Shipment way I can choose?
A: By sea to your nearest port
By air to your nearest airport
By express(DHL,UPS,FEDEX,TNT,EMS)to your door And
If you need other shipping way ,also can tell us