Hearing Aids For Deafness Sound Amplifier Wireless Headphones Ear Aids Hearing

Aid Hearing Device For Deaf Elderly Adjustable Tone Sound Amplifier audifonos

Features:

• • Intelligent ambient noise suppression (12dB)

• • Intelligent voice spectrum analysis

• • Adaptive feedback management system

• • Wind noise suppression (Level 3)

• • Acoustic comfort optimizer (Level 3)

• • Full of digital circuits

• • Small BTE projects

• • Air conduction

• • Adjustable left and right ears

• • Digital volume control

• • High and low pitch controls
  

Product parameters:

1.Max-SSPL 90:127.8dB SPL

2.HFA-SSPL90:119.1 dB SPL

3.Peak Gain:41.4dB SPL

4.HFA-Full On Gain:32.4dB SPL

5.Frequency Range:450-3500Hz

6.THD at:500Hz%

7.800Hz:0.6%

8.1600Hz:0.1%

9.EQ. Input Noise Level: 29.2dB

10.Battery Current Drain: 5mA

11.Rated Voltage: D.C 1.4V

Comfortable to wear, Ergonomic design maximizes comfort, fit and stability for all-day wearing.

    Intelligent Noise Reduction System, Detect and Recognize the Noise Wave,

    Change the Gain of the Channel Where the Noise is Located, Make Normal Speed More Clearly.

Prompt:

There are Whistle as you put the battery into the hearing aid .

Please donot worry .because the air presure will make Whistle.
1.Please adjust lower volume .
2.Choose the suitable ear plug
3.Make sure if you put the earplug tightly,sound leak will make the Whistle.