Are you still struggling with hearing difficulties? Do you want to hear the world clearly?

Features:
Volume control.
Different size noise prevention earplug for selection.
Light and beautiful, easy to operate.
Convenient and easy to use.
Wear comfortable, clear sound.

Specifications:
Brand: AXON
Item type: Listening Assistance 
Material: ABS
Max sound output: 129dB ± 4dB
Max sound gain: 50dB ± 5dB
Harmonic wave distortion: ≤5%
Frequency range: 450~3500 hz
Input noise: ≤30 dB
Working voltage: 1.5V
Item weight: 7g / 0.24oz
Package weight: 100g / 3.52oz
Package size: 10 * 8 * 3.5cm / 3.93 * 3.14 * 1.37in

Package list:
1 * Listening Assistance Kit