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BYVision Security Science Tech
Since building in 2008, BYVision Security Science Technology Ltd., based on extr
BYVision Security Science Technology Ltd.
Date: 18th August 2016
Hearing Amplifiers Hearing Aid Prices
Hearing amplifiers hearing aid pricesThis is a new china hearing aids of ITE?aids for old people as the?hearing amplifiers.It is R&D in China with the own-technology and brand.Brand name:Great-earsModel:G-10Body Size:19?14?14mmProduct materials:ABSNet weight:6gPack weight:70gProduct features:1.Max sound output:110?5dB2.Sound gain:?30dB3.Total harmonic wave distortion:?10%4.Frequency range:300Hz?4000Hz5.Input noise:?40dB6.Voltage:D.C.1.5V7.Current:?4mAWholesale price is 7.6USD based on MOQ 500 Units
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