Product Description
Product Description
Products DescriptionProduct DetailsMaximum sound output129 ± 3dBHigh-frequency average120±4dbBFrequency range500Hz-3500 HzEquivalent input noise level≤32dBMaximum sound gain 38dB ± 5dBWorking current≤2mATotal harmonic distortion ≤8%Why Choose Us Founded in 2011, Goodmi Company is a professional health care medical device manufacturer, distributor and wholesaler engaged in medical and health care for 9 years. It is concerned with the development of human health and has an excellent and professional technical team. It is one of the largest medical device suppliers in China.We appreciate your enquiry and it's our honor to work with every friend worldwide.Surely offer the best product, reasonable price and impeccable after-sales service!FactoryCertificationsOur ServicesFAQQ: 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, we can directly deliver for you)4. usually for sample, it may need 1-2 working days , when order over 50pcs, we need 3-15 working days.depend on whether we have stock).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 desire 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 ever cooperated, free sample is possible.However, you have to pay us the cost of courier by express like: EMS,DHL, TNT, UPS and FEDEX.Any questions, please feel free to consult us