Retone shenzhen Technology Co., Ltd.
Making better hearing part of healthy living
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Medical hearing aids rechargeable noise reduction behind ear type elderly health care hearing aid for deafness
| Technical Data | Vigor U 402RC |
| Peak OSPL 90 ( dB SPL) | 115 |
| HAF OSPL 90 ( dB SPL) | 110 |
| Peak Gain(dB) | 40 |
| HAF Ful on Gain (dB) | 35 |
| Frequency Range (Hz) | 200-5000 |
| 500Hz(%) | 0.5 |
| 800Hz(%) | 1 |
| 1600Hz (%) | 2 |
| EQ Input Noise (dB) | 24 |
| Battery size | 312A NiMH rechargeable |
