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. -Specially designed for hearing-impaired people, more suitable for the ear canal.
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Comfortable fit to your ears: This hearing aid is equipped with two different types of earplugs (standard earplugs and anti-whistling earplugs). Frequency response smoothness 5dB. White charging box + Red & Blue color hearing aids.
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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: 22dB &plus.
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Which is simple and clear and very suitable for the seniors. These hearing aids are ideal for mild to moderate hearing loss and are an excellent solution for those seeking clear hearing and comfort.
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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 1.5hours, and after being fully charged, it can achieve an ultra-long standby time of 20 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 ± .
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Features:-Designed for people with mild to moderate hearing loss, it provides clear amplified sound to enhance the quality of daily life.-The nearly invisible design is ergonomic, comfortable to wear and fits snugly in the ear canal.-Equipped with powerful noise reduction function, it can effectively block background noise, allowing you to have clear calls even in noisy environments.-Equipped with a volume adjuster, you can adjust the sound to a comfortable level, allowing you to hear conversations, TV and other audio sources more clearly.-The user-friendly operating interface and simple and intuitive buttons ensure easy use for all users.Specifications:Color: whiteMaterial: ABS+electronic componentsSize: 6.4*54.8cmMaximum saturation sound pressure level: &l.
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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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The Discreteness Over Conventional Hearing Aids. Improve your hearing with a fraction of the cost. Experience exceptional hearing claritywithout stretching your budget. With their unique design, you'll enjoy clearer sound withsignificantly reduced wind noise.
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