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American Poems: Watches: NEW! Weanas Mini Tone Deafing Hearing Sound Amplifier Enhancer Adjustable Behind in Ear Catching Getting Higher Voice
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 Home » Watches » NEW! Weanas Mini Tone Deafing Hearing Sound Amplifier Enhancer Adjustable Behind in Ear Catching Getting Higher Voice

NEW! Weanas Mini Tone Deafing Hearing Sound Amplifier Enhancer Adjustable Behind in Ear Catching Getting Higher Voice

  • Brand:Weanas  
  • Category:Health and Beauty
  • Buy New: $19.95
  • as of 9/20/2014 09:17 EDT details
In Stock
  • Seller:MegaBox
  • Sales Rank:135,765
  • Shipping Weight (lbs):0.2
  • Dimensions (in):4.3 x 3.9 x 1
  • MPN:JH 115
  • Model:JH 115
  • UPC:887898100704
  • EAN:0887898100704
  • ASIN:B00C8P2WRO
Availability:Usually ships in 1-2 business days

Features:
  • Small and discreet behind the ear hearing device with amplification sound volume control
  • Operated by one 1.5V Alkaline LR-44/AG13 or L1154 1.5V battery, non-rechargeable
  • Plastic carrying case with three replacement batteries three eye buds and one cleaning brush
  • Fits comfortably behind your ear for amplifying surrounding sounds and voices to enhance hearing ability
  • Performance specifications: Max. saturation sound pressure level 124.7dB; acoustic gain of full profile ≥40dB±5dB; harmonic distortion F1000Hz ≤10%; frequency response 450Hz~3800Hz; equivalent input noise ≤ 40 dB; Working volt 1.5V; Working current ≤8mA


Editorial Reviews:
Synopsis
This product enhances sound energy intensity and forwards to ears undistortionly through internal circuit. It need to change sound energy to electrical signal, enlarge the electrical signal,then change the electrical signal to sound energy. Input transducer is made of microphone,magnetic induction loop and so on,whose function is changing the sound energy to electrical signal,then send to amplifier.The amplifier enlarges the input electrical signal,then send to the output transducer.The output transducer is made of earphone or bone conduction vibrator,whose function is changing the enlarged electrical signal to sound energy or kinetic energy to output,to fit for deaf patient in various degrees.

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