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.
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: 110±5dB
Sound gain: ≥ 30dB
Total harmonic wave distortion: ≤10%
Frequency Range: 300-4000Hz
Input Noise: ≤ 40dB
Voltage: d.c.1.5V
Current:≤4mA
Battery Mode: Button Battery?
Item size: 2.3 * 1.8 * 1.1cm / 0.9 * 0.7 * 0.43in ( L * W * H )
Item weight: 3g / 0.09oz
Package size: 8.8 * 6.1 * 2.2cm / 3.5 * 2.4 * 0.87in ( L * W * H )?
Package weight: 29g / 1oz?
Package List:
1* Hearing Aid?
1* Operation Manual?
4* Earplugs
1* Carrying Case
2* Button Batteries
