HIGH PERFORMANCE - Hear ultra clear sounds its that simple. Amplifies sound in the best speech frequencies of the human voice complete background noise reduction and cancellation. These are the simplest ready to use personal hearing amplifier devices.
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A whistle (shrill sound) is a sign of wearing hearing aids incorrectly. If the hearing aid and ear canal do not match, the sound from the receiver will be picked up by the microphone again, forming a loop that will be continuously amplified and produce a whistling sound.
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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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Headphone Function: None. Hearing aid x1. Function: Sound amplification. Sound Output: 117+3 dB Max. Charging cable x1. Style: Neckband, Collar, In-ear. --Neckband-style design allows easy removal and wearing around the neck, eliminating frequent storage in charging cases or retrieval;.
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Features:-Easy to use, the volume can be easily adjusted with the touch of a button, no tools required.-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 2-3 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: white&goldStyle: in the earPower source: built-in 300mAh batteryEquiv.
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The latest digital sound processing technology is adopted to solve 95% of Squealing. Less noise than analog sound processing products. SAY GOODBYE TO SQUEALING:Hearing amplifier reduces squealing by 95%.
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1 Pair Mini Invisible Hearing Aids In-Ear Digital Enhancer Voice Sound Amplifier 300mAh with Charging Case. Application: Seniors. Hearing aids colour: Blue + Red. 【SMALLER AND CONVENIENT DEVICE】Upgraded design, 20% smaller than other similar products, and it has a miniature appearance comparable to headphones, so you won't attract any unpleasant glances when using it.
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►UK/US Tuned : Optimized for English speech frequencies (200-6,000Hz). 👂【Hearing Assistance & Bluetooth 2-in-1】. ✔️Stealth Design : Mini ABS housing (smaller than AirPods) – no "hearing aid stigma".
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