Doosl Bluetooth Personal Sound Amplifiers for Seniors, Rechargeable Sound Amplifier Devices with Noise Cancelling with Volume Control
Bluetooth 5.0 automatically linked when the Amplifier Devices boot up.
Double Noise Reduction Function
Use the latest generation of American digital chips to make double noise reduction than usual sound amplifer. No radiation and harm to human ears. Bluetooth design lets you listen the music and receive the phones with ease
3 adjustable programs and 4 volume levels to satisfy your needs in different environment. Ideal for indoor, outdoor, or public spaces. Adopted 4-channel hierarchical noise suppression technology can restore the real sound to the greatest extent and reduce background noise. A convenient memory function help you restart with the previous mode setting, save your time and reduce hassle to adjust again.
Fast Charging & Easy To Use
USB rechargeable mode avoids the trouble of buying button batteries, fully charged for 1.5-3 hours and it can continue to be used for 15-30 hours in hearing mode, 3 hours more in Bluetooth mode. (The product is equipped with a USB cable without adapter.)
Comfortable and Lightweight Wearing Arc Design
Designed with humanized arc to comfortable wear, but also not easy to fall. In addition, our personal sound amplifiers are small and lightweight. Put it in the free small box is easy to carry and go out.
1.This hearing device is designed for old people or people with hearing problems.
2.Its clearly sound quality and big power can be used for compensation of the hearing loss.
3.Easy-to-wear design, conform to your ear shape, stable wearing, and can ensures the comfort.
4.Full digital circuitry, low power consumption, adaptive noise reduction, adaptive feedback cancellation.
5.Soft silicagel material, does not harm to your ear, and also ensure wearing stability and lasting.
6.Directly inserted into the recharging base for convenient USB recharging, and the indicator light can direct display the recharging status.
7.Easily button control, easy to power on/off and adjust the volume, user friendly and convenient.
8.Comes with 3pcs earplugs, widely suitable for users with different demands.
OSPL90 Max: <=126+/- 3dB
OSPL90 HFA: <=107+/- 4dB
Peak Gain(dB): <=39
FOG50 HFA: <=30+/- 3dB
Total harmonic wave distortion: <= 3%
Frequency range: F1<= 500Hz F2>= 3500Hz
Input Noise: <=32dB
Full charing about 3 hours
Working time to about 16 hours in normal, and 4 hours via Bluetooth.
Low battery waring indicator
Volume roller adjustment
Size: 1.57'' x 0.39''
1 x Sound Amplifiers Device
3 x Replacement Ear Plugs
1 x User Manuals
1 x USB Cable
1 x Recharging Base
1 x Cleaning Brush
- Bluetooth 5.0 automatically linked when the Amplifier Devices boot up
- Double Noise Reduction Function
- 3 Adjustable programs and 4 volume levels
- Comfortable and Lightweight Wearing Arc Design
- Fast Charging & Easy To Use