About this item .
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SAFE AND COMFORTABLE: Our hearing aids are made with the latest materials, including a nano-coated, waterproof, and sweat-proof shell. Plus, with no radiation or harm to human ears. Perfect for people with poor hearing, the earplugs can be adjusted for both left and right ears.
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About this itemEasy to Hear: These hearing aids feature advanced technology with intelligent sound processing and amplification. Our noise-canceling hearing aids ensure clear hearing in daily life while fitting comfortably in your ear canal. (Note: Not recommended for severe hearing loss.)Easy to Use: No complicated operations to remember. Enjoy simple one-touch control with infinitely adjustable volume. For best results: choose a slightly larger ear dome for optimal fit, start at lower volume, then gently turn the dial clockwise to increase as needed.Small and Lightweight: Wear these comfortable hearing amplifiers all day without ear pressure - perfect for conversations, TV watching, and everyday listening.Easy to Recharge: The charging case features an LED.
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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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We give 4 different sizes of earplugs to reduce howling and noise. Feature 1. Peak Gain(dB): 35dB, suitable for mild to moderate hearing loss (Reference hearing loss chart). Insert the hearing aid into the ear canal, adjust its position in the ear canal until the soft earplug is fully deployed and fill the ear canal.
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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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This Powertone F-138 In-Ear Hearing Aid is a quality hearing aid which can help you hear the sound clearly and loudly. - Silicone ear pads in 3 different sizes, suitable for any form of ear. - If you hear a howling,check the ear (silicagel) is appropriate and whether the size of plug is tight, the appropriate choice of earplugs and plugged, make sure no air leakage.
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We give 4 different sizes of earplugs to reduce howling and noise. - Suitable for mild to moderate hearing loss (Reference hearing loss map). Built-in battery: Heading Aids - YES; Dock Case - NO. Wear: Left / Right ear both are OK.
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