Retone shenzhen Technology Co., Ltd.
Making better hearing part of healthy living
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FDA certificate Rechargeable Invisible Hearing Aid for mild to moderate hearing loss
Product Description
This is an ideal hearing aid. Very in line with people's needs. They are very
small and light, convenient for you to wear glasses and masks, long-term
use will not burden your ears. It looks beautiful, and putting the headset in
the headset base when charging is as easy as charging a mobile phone-no
need to dispose of the battery. Automatic noise reduction and automatic sound
gain control output protect the hearing from sudden loud noises. Most are ideal
for mild to moderate hearing loss. This K419 has a very high praise rate in the
market, and it has won the Best Seller's results on Amazon, which has won
everyone's affirmation. I believe this product will surely bring you surprises and
get your affirmation. Welcome to inquire.
| Technical Data | K419 |
| Peak OSPL 90 ( dB SPL) | 115 |
| HAF OSPL 90 ( dB SPL) | 105 |
| Peak Gain(dB) | 32 |
| HAF Ful on Gain (dB) | 22 |
| Frequency Range (Hz) | 200-4500 |
| 500Hz(%) | 3.0 |
| 800Hz(%) | 3.0 |
| 1600Hz (%) | 3.0 |
| EQ Input Noise (dB) | 30 |
| Battery | Rechargeable |
1. Prompt and professional reply to your inquiry.
2. Customized box, manual, printing are available for mass orders.
3. Customized program setting, fittable to personal use.
4. Personal information protected.
5. On time delivery, and 1 year warranty.
