1200Mbp 5GWiFi Signal Extender Range Repeater Booster Internet Amplifier UK-Plug. Why is there a whistling during the wearing process?. Dual 2 Pen 220V Wood Burner Pyrography Burning Machine Gourd Crafts Tool Set UK.
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5Pcs 401215 3.7V 90mAh Polymer Lithium Rechargeable Battery FOR 3D Glasses MP3 Toy Watch Selfie Stick Hearing Aid Reading Pen
Aliexpress UK
2 Hearing aids. These are the simplest ready to use personal hearing amplifier devices. Using the bendable ear line to place, easy to adjust when you put it into the ear. fits perfectly behind the ears and even comfortable to wear with any pair of glasses.
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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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Participate in pleasant conversations with family, friends or co-workers with our hearing aids for adults. Ideal for mild to moderate hearing, our hearing devices for elderly people assist in watching TV, on the phone, in normal discourse and more.
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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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ACCESSORIES INCLUDED: Each 4 different size of earplugs to help adjust to your ear canal for a comfortable fit. Each hearing amplifier included an extra button battery. 2x Hearing aids. It can be comfortably worn in either ear.
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2 Hearing aids(a pair). - 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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Type: Hearing Aid. 2 x Hearing Aid. -Sound Gain: 30±5dB. 1 x Cleaning Brush. 1 x Power Adapter. 15.2 11.2 3.8cm/5.98 4.41 1.49in. -Working Current: ≤10mA. -Battery Capacity: 1.2V.
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