It is caused by amplified sound from the hearing aid getting back to the micropphone and being re-amplified. Ways to avoid Whistling /noise The cause of howling/noise: To make a small size hearing aid, the internal amplifier and the microphone are close to each other.
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ABOUT THIS ITEMADVANCED DIGITAL TECHNOLOGY FOR CRYSTAL-CLEAR SOUND: Experience enhanced sound clarity with 4-channel digital technology. These sound enhancers minimize background noise and deliver natural, lifelike audio for an immersive experience, whether you're enjoying nature, conversations, or social gatherings.POWER DISPLAY AND EXTENDED BATTERY LIFE: Stay powered throughout the day with these rechargeable sound enhancers. The convenient power display shows battery status, while the carrying case provides up to 10 days of backup power. A full 2–3 hour charge ensures up to 30 hours of continuous use.DISCREET AND COMFORTABLE DESIGN: Designed for a secure and nearly invisible fit, these in-ear sound enhancers are lightweight and ergonomic, ensuri.
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Bone conduction hearing aids are a special type of hearing aid that, unlike traditional air-conduction hearing aids, transmits sound to the inner ear through skull vibrations. This type of hearing aid can be worn in a variety of ways to help users better perceive sound.
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About this item .
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New style in ear hearing aid brand opened box
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Features:-The built-in rechargeable battery can be used for up to 30 hours on a full charge, and it only takes 2-3 hours to charge. It also comes with a charging case that can be charged 4-5 times, and it only takes 3-4 hours to fully charge the charging case.-Adopting intelligent noise reduction system, it can detect and sense noise waves, change the gain of the channel where the noise is located, and clearly identify the speed of normal sound waves.-The compact size makes it easy to carry and use anywhere.-It is packaged in an exquisite gift box, which is an ideal choice whether for personal use or as a gift to relatives and friends.Specifications:Battery capacity: 300mAhEquivalent input noise: ≤32dBCurrent: ≤2mARated voltage: 3.7vWorking time: ≧30.
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Portable Wireless Hearing Aids, Intra Deep CIC, Mini Sound Amplifier, Invisible, Improve Hearing Quality.
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Features:-The volume can be easily adjusted with just a screw turn-Built-in energy-saving rechargeable battery prolongs battery life and extends the time between charges, supporting all-day use.-The charging box can be fully charged in 1.5 hours, and after being fully charged, it can achieve an ultra-long standby time of 35-48 hours.-Each weighs only 3 grams, which is convenient and comfortable to wear. It comes with earplugs of different sizes to fit everyone's ears perfectly.-It adopts a compact and lightweight design, which satisfies your convenience of carrying and invisible wearing, and can be used anytime and anywhere.Specification:Colour: black&red&blueStyle: in the earPower source: built-in 300mAh batteryEquivalent input noise: 23dB &plus.
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