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Laiwen Hearing Aid Mini Sound Amplifier With Digital Earphone Hearing Aids For Deafness Mini Listening Device Ears First Aid Tools Size 1.4
Product Description
Feature： 1.4 channels + 8 bands 2. Intelligent noise reduction system (9DB) 3. Adaptive acoustic feedback processing 4. Main wind noise suppression management system 5. Multi-channel expansion 6. Tinnitus masking function 7. Adaptive volume control in different environments 8. Ultra-low background noise 9. Trimmer VC 10. Rich mid-range and high-frequency sounds. Specification: 1.MAX SSPL90(dBSPL) ≤117 2.HFA SSPL90( ± 4dBSPL) 107 3.Peak Gain( ±5dB) 40 4.HFA FOG( ± 5dB) 35 5.Frequency Range:F1,F2 6.F1 ≤500HZ, F2≥3000Hz 7.THD at 500Hz 10% 8.THD at 800Hz 10% 9.THD at 1600Hz 10% 10.Eq.lnput Noise Level(dB) ≤ 32 11.Battery Current Drain(mA) ≤2.5 12.Atteck Time ( ms ) ≤100 13.Release Time ( ms ) ≤1500 Easy to use：Open the door, use the tip of the magnetic brush to pick up the battery, insert the battery, close the door, and identify the volume knob next to the microphone. Prompt: There are Whistle as you put the battery into the hearing aid .Please donot worry .because the air presure will make Whistle. 1.Please adjust lower volume . 2.Choose the suitable ear plug 3.Make sure if you put the earplug tightly,sound leak will make the Whistle.
Laiwen Hearing Aid Mini Sound Amplifier With Digital Earphone Hearing Aids For Deafness Mini Listening Device Ears First Aid Tools Size 1.4
Feature： 1.4 channels + 8 bands 2. Intelligent noise reduction system (9DB) 3. Adaptive acoustic feedback processing 4. Main wind noise suppression management system 5. Multi-channel expansion 6. Tinnitus masking function 7. Adaptive volume control in different environments 8. Ultra-low background noise 9. Trimmer VC 10. Rich mid-range and high-frequency sounds. Specification: 1.MAX SSPL90(dBSPL) ≤117 2.HFA SSPL90( ± 4dBSPL) 107 3.Peak Gain( ±5dB) 40 4.HFA FOG( ± 5dB) 35 5.Frequency Range:F1,F2 6.F1 ≤500HZ, F2≥3000Hz 7.THD at 500Hz 10% 8.THD at 800Hz 10% 9.THD at 1600Hz 10% 10.Eq.lnput Noise Level(dB) ≤ 32 11.Battery Current Drain(mA) ≤2.5 12.Atteck Time ( ms ) ≤100 13.Release Time ( ms ) ≤1500 Easy to use：Open the door, use the tip of the magnetic brush to pick up the battery, insert the battery, close the door, and identify the volume knob next to the microphone. Prompt: There are Whistle as you put the battery into the hearing aid .Please donot worry .because the air presure will make Whistle. 1.Please adjust lower volume . 2.Choose the suitable ear plug 3.Make sure if you put the earplug tightly,sound leak will make the Whistle.
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