✅ With noise cancellation, multi-channels DSP digital chips, you can adapt 4 different modes to your situations. AUDISOUND offers you more real sound quality with less noise and lower distortion.

✅ Low Distortion - With professional digital signal process hearing assist IC, you will not feel too much noise or distortion. Multi-channels DSP digital chips imported from US ensures much more real sound quality than other brands product.

✅ 4 Modes to choose - Don't know how to adjust in different environment? Don't worry, here it is. Normal setting - regular use; Noise Reduction setting - reduce background noise; Indoor setting - decrease high frequency sounds, like whistling and feedback; Outdoor setting - Maximum amplification of all frequencies.

✅ Ergonomic Fit Shape - Curved fuselage design ensures more comfortable and appropriate wear. It's almost invisible behind the ear. Just take it easy and enjoy the lovely sounds of world.

✅ Easy to Control - BTE hearing voice amplifier is easy to control, no need to take it off. Just switch the modes button with 1 finger button and rocker switch for volume control.

✅ Open Fit Eardrum - Open fit designs perfectly avoid blockage effect, make sounds more real and no more howling.

✅ Specification:
Max Output Level: 113DB±3DB
Sound Amplification: 40DB±5DB
Overall Harmonic Distortion: ≤2%
Frequency Range: 200-4200HZ
Input Noise: ≤20DB
Power Supply: ≤3MA
Working Time: 300 Hours

✅ Package Included:
1X AUDISOUND Hearing Device Sound Amplifier
2X Ear Tubes
3X Ear Tips
1X Cleaning Brush
2X A312 Batteries

✅ KIND REMIND:
1.Please adjust volume to minimum or switch off before wearing.
2.Please choose right size of ear tips to avoid air leakage or howling.
3.Don't forget to clean the ear plugs regularly.