2x Small In The Ear Invisible Best Sound Amplifier Adjustable Tone Hearing Aids
Features:
* Amplify sounds up to 40 decibels
* Weight less than 10 grams
* Adjust volume as your wishes
* This hearing aid fits for either ear ( left or right side), you can adjust it to the most satisfactory results
* Accurate and easy to use.
* Help you hear the sound clearly and loudly, whether indoors or outdoors
Specifications:
* Max sound output: 110±5dB
* Sound gain: ≥30dB
* Total Harmonic Wave Distortion: ≤10%
* Frequency range: 300-4000Hz
* Input noise: ≤40dB
* Voltage: DC 1.5V
* Current: ≤4mA
Package Included:
2 x Sound Amplifier
8 x Earplugs
4 x AG3 Button Battery
2 x User Manual
2 x Case
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