Hearing aid designed to amplify and modulate sound
Perfect for users who are hard of hearing
Helps you to hear sounds clearly and loudly
Allows the user to freely adjust the volume
Soft ear plug, comfortable to wear
Built-in rechargeable NI-MH battery, low current and power saving
On/off switch
Lightweight and can be used in either ear
Max Output: 110dB±4dB
Full Sound Gain: 30dB±5dB
Harmonic Distortion: ≤10%
Frequency Response: 300-400Hz
Equivalent Input Noise: ≤40dB
Operating Voltage: DC 1.5V
Working Current: ≤4mA