Z-128 Sound Amplifier Hearing Aids Hearing Enhancement Device with Charging Dock

Features:
This sound amplifier will offer you precise sound amplification.
Intelligent noise reduction, filtering out external noise.
Silicone earplugs, soft and elastic, comfortable to wear.
Simple operation, specially designed for the elderly.
Easy to carry and store anytime, anywhere.
Adjustable volume, you can turn up the volume from low to high to meet your need.