High definition Sound Quality Digital Hearing Aid Long Battery Life Deafness Noise Reduction Sound Amplifier BlueDeer
- Category: >>>
- Supplier: Blue Deer Medical Equipment (guangdong) Co. Ltd.
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Product Overview
Description
Specification
Name | In-Ear Hearing Aid |
Model | M3111 |
Max OSPL90 | ≤108 dB +3 dB |
Average Gain | 105 dB ±4 dB |
Peak Gain | 30dB |
Total Harmonic Distortion | ≤3+3 |
Frequency Response Range | 200 Hz - 4500 Hz |
Equivalent Input Noise Level | ≤21 dB ±3 dB |
Cautions
1.Protect from moisture,shock and high temperature.Do notimmerse the hearing aid in
any liquid,and remove the hearing aid before swimming and washing hair or bathing;After swimming or bathing,wait for the ear canal to dry before putting on the hearing aid.
2.After removing the hearing aid at night,it should be placed in the charging case,away from light,high temperature andhigh humidity,and avoid dropping and touching.
3.Keepthe surface of the hearing aid clean and clean the earwaxin the sound outlet hole of the hearing aid frequently.
Note:The main unit has a dust and water resistance rating of IP22.
any liquid,and remove the hearing aid before swimming and washing hair or bathing;After swimming or bathing,wait for the ear canal to dry before putting on the hearing aid.
2.After removing the hearing aid at night,it should be placed in the charging case,away from light,high temperature andhigh humidity,and avoid dropping and touching.
3.Keepthe surface of the hearing aid clean and clean the earwaxin the sound outlet hole of the hearing aid frequently.
Note:The main unit has a dust and water resistance rating of IP22.
Product Description
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