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 reason for the howling/noise: To make a mini hearing aid, the internal amplifier and microphone are very close together. The sound is constantly receiving and expanding, so there is a certain possibility of whistling after the power is switched on.
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❤Shipping Warehouse: UK warehouse ❤Delivery method: Royal Mail (with tracking number) ❤Delivery time: within 2 to 4 working days ❤Reply within 24 hours .
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With the latest Bluetooth version, you get a greater range at faster speeds using lower power. Digital Signal Processing creates a safe experience that suppresses noise without blocking the speech signal.
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For Drill Chuck Key Wrench Ratchet Spanner for 1 5 to 13MM For Drill Press. 4Pcs/Set Kitchen Knife Sharpener Sharpening Stone Edge Diamond Whetstone Tools. So, if you want wear a pair of hearing aids, you could buy two products.
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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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Mini portable charging case. -Fitting Range ： From Mild to Moderate (between 26-55dB hearing loss). Hearing Device 2. High signal noise ratio. -Dual Ear Usage ： YES. Hearing Aid Fitting In the Ear (ITE).
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Equalizer Input Noise: ≦29DB±3. 1 Pair x Hearing Aids. Hearing Aid Charging Current: ≦30mA. Battery: Built-in lithium battery. Equalizer Input Noise : ≦29DB±3. we only sales hearing amplifier. Equivalent Input Noise Level: ≦35dB.
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