When you watch movie， enjoy the drama， attend meeting， or have classes， the product can help you hear the sound clearly  and loudly. While in forest， if you want to hear very slight sound， it will be a good choice.

Features:
Combines with 2 adaptable button batteries， easy to install and use.
Filter out unwanted noise caused by airflow or wind deliver direct， powerful， and smooth sound right into your ear.
Professional BTE sound amplifier， firmly adhere to your ear， transfer the clear sound and meanwhile avoid dropping out.
Mini shape， separate wire and headphone， more conveient to wear.
Provide improved technology for reduced electromagnetic interference.
Suitable for severe hearing loss people.
Smaller than a credit card， discreet enough to fit easily in your pocket or handbag.
Presented with portable carrying case， easy storage and take away.

Note: Please read the operation manual carefully before using.

Specifications:
Max sound Output: 130±5dB
Sound gain: ≥ 50dB
Total harmonic wave distortion: ≤ 5%
Frequency Range: 300-4000Hz
Input Noise: ≤ 30dB
Voltage: d.c.1.5V
Current:≤ 4mA
Battery Mode: Button Batteries
Item size: 4.7 * 4.7 * 0.9cm / 1.85 * 1.85 * 0.35in ( L * W * H )
Item weight: 10g / 0.36oz
Package size: 8.8 * 6.2 * 2.2cm / 3.5 * 2.4 * 0.87in ( L * W * H ) 
Package weight: 47g / 1.66oz 

Package List:
1* Hearing Aid  
2* Earphone Rubber Mouth 
1* Operation Manual 
3* Earplugs
1* Carrying Case
2* Button Batteries