Заушный слуховой аппарат перезаряжаемый цифровой 16-канальный видеорегистратор интеллигентая (ый) невидимые слуховые аппараты для глухих

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Цена:79,80 $*
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Количество:

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Характеристики





Specification


Number of channels
16-channel Digital
Specif ication
Typical value
Max imum Output
≤113dBSPL
Average Output
106±4dBSPL
Peak Gain
38±5dB
Average Gain
33±5dB
Frequency Range
F1≤500Hz, F2≥4000Hz
Total Harmonic Distortion (THD)
500Hz:0.9%
800Hz:0.6%
1600Hz:0.3%
Equiva lent Input Noise
1600Hz:0.4%
Operating Power Supply
0. 95mA@3. 7V
Special functions
Maximum power output\\Automatic gain control output\\Extended High frequency\\Adaptive feedback suppression\\APP Test the
hearing\\Optimal Fitting based on FIG6


Product Description




ABOUT




PRODUCTION FLOW




CERTIFICATIONS




Shipping and payment






FAQ


Q1: How to order ?
A. Please send us inquiry via alibaba, or directly contact us via email or whatsapp.
B. we will send you quotation and negotiate detail with you.
C. 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)
D. 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).
E. We will arrange delivery for you and provide you the tracking number.
F. When order finished, after-sale service and further cooperation.

Q2: Can you do the design and custom work for me?
We can offer both OEM and ODM service according to customers' request.

Q3: Which Payment way is workable?
Bank transfer (T/T) Western Union Paypal or Pay at Alibaba

Q4: Which Shipment way is available?
By sea to your nearest port
By air to your nearest airport
By express (DHL,UPS,FEDEX,TNT,EMS)to your door.

Q5: How about the sample policy?
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. And you also have to pay us the cost of courier like: EMS,DHL, TNT, UPS and FEDEX.
 
Don't hesitate to contact us at anytime, no matter via email or whatsapp. if we are online, we will reply you at once. even if sometime we are not online because of the timezone different, we promise you will be replied within 8 hours.



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