Rechargeable Digital Hearing Aid A-80 Deafness Earphones Hearing Aid mini Headphones Digital Amplifier

Max Sound Output: 129dB ± 4dB
Max Sound Gain: 50dB ± 5dB
Harmonic Wave Distortion: 5%
Frequency Range: 450~3500 hz
Input Noise:30 Db
Battery:  Lithium Battery
Working Voltage  DC 3.7V
Working Current: 3 mA
Measurement: 46*27*16mm
Net Weight:12g
Special Function Key:  Rechargeable
Package Content:
1 x Hearing Aid
1 x Carrying case
1 x Charger (240v.)
4 x Earplugs
1 x User Instructional Brochure
1 x earphone

Product Features

  • Adjust volume to the minimum before wearing
  • Choose an earplug of slightly bigger size to avoid whistler.
  • Increase volume gradually to avoid sudden increase in sound.
  • If you hear a howling, check the ear (silica gel) is appropriate and whether the size of plug is tight, the appropriate choice of earplugs and plugged, make sure no air leakage.
  • Keep the ear plug clean?Remove the battery if you don’t use it for long time.

Click Here For More Information

Tagged , , , , , , , . Bookmark the permalink.

Leave a Reply

Your email address will not be published. Required fields are marked *