- Db, frequency range : 320 to 3200 Hz , Medical device
- Sound of amplifier – amplifies the volume of all sounds indoors and outdoors individual adjustment to the ear canal.
- Ideal For Restricted Hearing Ability
- Ergonomic Fit Behind The Ear
- Sound Amplification Maximum 40 Db
- Maximum Audio Output :133
The Box Includes –
- Hearing Amplifier
- 4 Ear Plug In Different Sizes
- 3 Type Lr 754 Batteries
- Cleaning Brush
- 1 Box For Storage
- Instruction For Use
How to use?
- Choose A Suitable Size Ear Dome , Installed In The Device.
- Before Use Make Sure Power Is Turned Off , Or Make The Volume To ‘ 1’ .
- Put The Ear Hook On Your Ear.
- Plug In The Earplug Tightly .
- Turn On The Power And Adjust The Volume.
Note: If you hear the whistling sound, please check whether you have plugged in the ear plug tightly, please change to another size plug.