Specification: Colour: white Charging time: 4-6hours Working time: 20 hours Material:ABS+silicone Voltage: D C 3.7V Model: Z-19 Peak OSPL 90: ≤117dB+3dB HAF OSPL 90:110dB±4dB HAF/FOG gain: 29dB±4dB Frequency range: 300-3500Hz Total harmonic distortion@500Hz:≤7% Total harmonic distortion@800Hz:≤7% Total harmonic distortion@1600Hz:≤7% Equivalent input noise level: ≤25dB+3dB Rated power supply current consumption: ≤2mA Package Included: 2x Rechargeable hearing aids 1x Charging case Pairs of earplugs Brushes Screwdrivers USB charging cable.
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2 In-Ear Hearing Aids. How to Care for Hearing Aids?. Choose suitable earplugs to keep the ear canal sealed. Why does the hearing aid have loud screeching sound ?. How to solve?. Cleaning: Wipe with a dry, soft cloth.
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Features: -Specially designed for hearing-impaired people, more suitable for the ear canal. Even when used for a long time, there is no pain. -Your hearing aids can be charged using the detachable charging case (you will need to charge the charging case first). -Maximum gain is 117dB, suitable for moderate to severe hearing loss (see hearing loss table). -If the earmuffs are not fully inserted into the ear canal, or if the air leaks out of the earmuffs, it will cause an annoying whistling sound. We offer 3 different sizes of ear tips to reduce whistling and noise. -Super-mini size and light weight for easy carrying. Description: .
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Mini ITE Design – Small, lightweight, and discreet in-ear fit. Mini in-ear hearing amplifier. Low Noise Distortion – Designed to reduce background noise for clearer listening. USB charging cable.
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Mini Digital Rechargeable Hearing Aids Enhancer In-Ear Sound Voice Amplifier UK.
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If the earmuffs are not fully inserted into the ear canal or air leaks from the earmuffs, it will cause an annoying whistle. Causes of whistling/noise: In order to make a small hearing aid, the internal amplifier and microphone are placed close to each other.
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