Digital Tone Hearing Aid

  • $19.99


Specification:

  • Convenient wear
  • Low noise, low distortion;
  • For people with severe hearing loss;
  • Product use hearing assistive devices.
  • The scope of application of gas conduction hearing disorders.
  • Taboos otitis media or ear suppuration who are disabled.

 

Features:

  • Maximum sound output: 130 +_ 5dB    
  • Sound gain: more than 50dB    
  • Total harmonic distortion: less than 5% 
  • Frequency range: 300Hz ~ 40000Hz    
  • Input Noise: less than 30 dB    
  • Operating voltage: 1.5V    
  • Battery model LR44
  • Current: less than 4mA
  • Weight: 74g

 

Instructions:  

  • The wire plug connected to the headset.Then earplug connector (hard) to the headset, earbuds (silica gel) to connect to the headphone connector pedestal  
  • The battery installation: Gently open the battery compartment cover, put an AG13/LR44 battery into the battery compartment in the right direction, then close the battery compartment.
  • Before you use this item, you have to turn the O-N switch to O(off) and turn the sound volume to minimum
  • Then put this item on your ear, keep it tightly
  • Next, turn this item on(O-N to N), adjust the volume until you hear clear sound
  • SKU: LY069