Product Feature:

*Sturdy shell, No need to worry about damage even if dropped.

*Light Weight,Easy to use, no pain after prolonged use.

*Easy Operation for Elderly,One click operation, easy for the elderly to use.

*Digital Noise Cancelling,Reduce unnecessary noise and make loud noises.

*Long Standby Time -- Charging Time: about 3H Working Time after being Fully Charged: about 40H.

Product parameters:

* Weight: about 8g

* Working Voltage: DC 3.7V

* Working Current: ≤1.2mA

* Frequency Response: 450-3400Hz

* Max Saturation Acoustic Output: 129dB(+3dB)

* Full Acoustic Gain: 40dB(±5dB)

* Total Harmonic Distortion:＜10%

* Equivalent Input Noise:＜32dB

Packing list:
Principal machine * 1
Earplugs * 3
Cleaning sweeper * 1
Charger * 1
Package box * 1

High performance price ratio, specially designed for 50-70 year old people. It is resistant to falling, large buttons, simple to operate, affordable, and does not feel distressed if lost. It supports wholesale, and the price is negotiable!

Low-power consumption,Smart chip, noise reduction--you can hear the birds and enjoy your life again!

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.