Easy to operate for seniors. The cause of howling/noise: The internal amplifier and the microphone are close to each other of the hearing aid, and the sound is continuously received and expanded, so it has a certain possibility of produce howling after power-on.
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Choose an earplug of slightly bigger size to avoid whistler. For iphone Bluetooth Digital Hearing Aids Noise Cancelling Loss Hearing Amplifie. The APP Widersonic is available for both IOS and Android.
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2 In-Ear Hearing Aids. How to Care for Hearing Aids?. Why does the hearing aid have loud screeching sound ?. How to solve?. Cleaning: Wipe with a dry, soft cloth. Use a small brush to clean the earwax inside and around the sound hole of the hearing aid.
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Features:-There are five levels of volume control with beep prompts.-Equipped with portable charging case, 3-4 hours to full power of the case, can offer totally 36-90 hours of use. -The operation is simple, long press to turn on and short press to adjust the volume, making it convenient for the elderly to use.-High-definition sound quality enables barrier-free communication, and the full-scale gain is greater than 35dB.-The cochlear ergonomic design is comfortable to wear and can be used for a long time.Specification:Material: ABS+siliconeMAX OSPL90 (dB SPL): ≤115dB+3dBHFA OSPL90 (dB SPL): 110dB±4dBFOG：30dB±3dBHFA FOG：29dB±3dBFrequency range: F1<400Hz, F2>4700HzTHD 500Hz：≤5+3%THD 800Hz: ≤5+3%THD 1600Hz: ≤5+.
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Features: Rechargeable Design: Built-in battery provides long-lasting use, freeing you from disposable batteries and ensuring reliable performance. Ergonomic Invisible Fit: Nearly invisible design fits comfortably in the ear canal, reducing fatigue during extended wear and maintaining discretion. Advanced Noise Reduction: Powerful noise-canceling microphones block background sounds, allowing clear conversations even in noisy environments. Adjustable Volume Control: Easily set the amplification to a comfortable level for conversations, TV, and other audio sources. .
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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 .
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The cause of howling/noise: To make a small size hearing aid, the internal amplifier and the microphone are close to each other. The sound is continuously received and extended, so it has a certain possibility of producing howling after power-on.
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About this item No battery replacement required; the charging case fully charges in just 60 minutes. With the charging case, you can charge your hearing aids anytime, anywhere. Five Volume Levels: Enjoy five volume levels (20%, 40%, 60%, 80%, 100%). Double-tap the left or right side to adjust the hearing aid volume. The volume cycles from low to high, a total of 5 levels. You will hear a "beep" when the volume reaches maximum. Three Different Listening Modes: Press and hold for 3 seconds (Normal mode, one beep), (Noise Cancelling mode, two beeps), (Outdoor mode, three beeps). .
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