Shenzhen Goodmi blue tooth rechargeable hearing aid with microphone true tws blue-tooth hearing aids for deafness

Product Description

Product Description
Product DescriptionSpecificationMaximum saturation OSPL90(dB):《120±3dBHigh frequency avarege OSPL90 (dB):110±4dBFull scale gain (high frequency average):25±5dBFrequency Response Range:》320Hz-4500HzTotal Harmonic Distortion:《10%Rated supply current consumption:《1.5mARated voltage3.7vPacking & DeliveryTo better ensure the safety of your goods, professional, environmentally friendly, convenient and efficient packaging services will be provided.Company ProfileFAQQ: Are you a trader or a manufacturer?A: We are professional manufacturers and have 10 years of manufacturing experience.Q: How to order ?A: 1. Please send us price inquiry via alibaba, or directly contact us via email or skype.2. we will send you quotation and negotiate detail with you.3. after we made agreement, you send us payment, we will arrange production.(if we have enough stock of the products you need, wecan directly deliver for you)4. usually for sample, it may need 1-2 working days , when order over 500pcs, we need 3-15 working days.depend on whether we havestock).5. we will arrange delivery for you and provide you the tracking number.6. order finished, after-sale service and further cooperation.Q: Can you do the design and custom work for me?A: We can offer both OEM and ODM service.Q: Which Payment way is workable?A: Bank transfer (T/T, 30%deposit, 70% before shipment after presentation of ready cargo) Western Union PaypalQ:Which Shipment way is available?A: By sea to your nearest portBy air to your nearest airportBy express (DHL,UPS,FEDEX,TNT,EMS)to your door.Q: How about the sample policy?A: As there are so many customer consulting, so we will have to charge you on the sample fee as less as we can, but when we evercooperated, free sample is possible.However, you have to pay us the cost of courier by express like: EMS,DHL, TNT, UPS and FEDEX.