Specifications:
Material: ABS+silicone
Earphone: 2 * 1.2V, 35mAh battery (included)
Recharging base: 1 * 1.2V, 300mAh battery (included)
Max OSPL90: ≤ 129±3dB 
Harmonic-wave distortion: ≤10%
Frequency response: 450-5000MHz
Sound gain: ≥38dB±5dB 
Input noise: ≤29dB±3dB
Item size: 35 * 17 * 9mm / 1.38 * 0.67 * 0.35in
Package size: 145 * 95 * 50mm / 5.71 * 3.74 * 1.97in
Package weight: 215g / 7.58ounce

Features:
This hearing device is designed for old people or people with hearing problems.
Its clearly sound quality and big power can be used for compensation of the hearing loss.
Easy-to-wear design, conform to your ear shape, stable wearing and can ensures the comfort. 
Full digital circuitry, low power consumption, adaptive noise reduction, adaptive feedback cancellation.
Soft silicone material, does not harm to your ear, and also ensure wearing stability and lasting.
Directly inserted into the recharging base for convenient USB recharging, and the indicator light can direct display the recharging status.
Easily button control, easy to power on/off and adjust the volumes, user friendly and convenient.
Three modes adjustable, you can choose normal mode, noise reduction mode, meeting mode according to your demands.
Comes with 6pcs earplugs in different sizes, widely suitable for different users with different demands.

Packing List:
2 * Hearing Device
6 * Replacement Earplug
1 * Brush
1 * USB Cable
1 * Recharging Base
1 * Guideline