Specifications:
● Max.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
Special Warnings
It is advised to consult a certified physician before using any sound amplifier, and regular check-ups are recommended to ensure that none of the following conditions are present.
The Rechargeable Sound Amplifier should not be worn under the following circumstances:
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You have pain and discomfort in your ear.
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You have traumatic or visible congenial deformities on your ear.
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You have acute or chronic dizziness.
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Have history of sudden or rapidly progressive hearing loss that has occurred within the last 90 days.
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Have unilateral hearing loss or sudden/recent onset within the last 90 days.
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Bone conduction thresholds are better than your air conduction thresholds by 15db or greater.
