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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Insert the hearing aid into the ear canal,adjust its position in the ear canal until the soft eartip is fully deployed and fill the ear canal. Clean the ear canal before use. Turn off the hearing aid if you don't use it.
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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: .
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•Model: Duracell Activair Size 13 (PR48). •Tab Design: EasyTab® for effortless insertion. 🔋12 x Duracell Size 13 Hearing Aid Batteries 🔋. •Type: Zinc-Air Hearing Aid Battery. •Compatibility: Suitable for all devices using size 13 hearing aid batteries.
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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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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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Input Noise:≤32dB. We will respond to you within 24 hours and do our best to help you out! Max sound output:118±4dB. Sound gain: ≥32dB±2dB.
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Personal sound booster. 1pc Hearing Aid. Picks up sounds the human ear wouldn’t normally hear. Great to enhance sound while watching TV or at the movies. It uses new technology that enhances vocals while canceling out background noise.
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