Laiwen Invisible Wireless Hearing Aids For Deafness Elderly Rechargeable In Ears First Aids Tools Mini Sound Amplifier Cic Size 30
37,63 €
Product Description
Features * Helps to amplify sound up to 30x with low background noise. * Built-in battery for easy charging. No need to replace the battery. * Stand up to 8-10 hours continues use with fully charged. * Minimize noise with interchangeable earplugs. SpecificationsMax. OSPL: ≤128 (+3dB) HFA. OSPL: 108 (±4dB) Max Full-on Gain: 28 (±5dB) Max Gain: 43 (±5dB) Equivalent Input Noise: ≤29dB+3dB THD: ≤7%+3% Frequency Range: 300Hz - 4000Hz Charging Time: 6-10H Working Time: 15-22H Do not wear under the following conditions: * Ear pain and discomfort. * Acute or chronic dizziness. * Sudden unilateral hearing loss in the last 90 days * Trauma or visible congenital deformity on the ear. * Bone conduction threshold is 15dB or more higher than air conduction threshold * Have a history of sudden or rapidly progressive memory loss that occurred in the past 90 days 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 Invisible Wireless Hearing Aids For Deafness Elderly Rechargeable In Ears First Aids Tools Mini Sound Amplifier Cic Size 30
Features * Helps to amplify sound up to 30x with low background noise. * Built-in battery for easy charging. No need to replace the battery. * Stand up to 8-10 hours continues use with fully charged. * Minimize noise with interchangeable earplugs. SpecificationsMax. OSPL: ≤128 (+3dB) HFA. OSPL: 108 (±4dB) Max Full-on Gain: 28 (±5dB) Max Gain: 43 (±5dB) Equivalent Input Noise: ≤29dB+3dB THD: ≤7%+3% Frequency Range: 300Hz - 4000Hz Charging Time: 6-10H Working Time: 15-22H Do not wear under the following conditions: * Ear pain and discomfort. * Acute or chronic dizziness. * Sudden unilateral hearing loss in the last 90 days * Trauma or visible congenital deformity on the ear. * Bone conduction threshold is 15dB or more higher than air conduction threshold * Have a history of sudden or rapidly progressive memory loss that occurred in the past 90 days 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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Delivery, Returns & Refunds
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