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• Tips for buyers: The reason behind howling/noise: In order to make a mini length listening to aid, the interior amplifier and the microphone are close to each other The sound is constantly acquired and expanded, so it has a certain possibility of produce howling after power-on At present, small hearing aids and high-power hearing aids on the market can infrequently keep away from howling, and only full-digital listening to aids can keep away from howling Ways to avoid howling/noise: 1 When the power is high (the amplified sound is large), howling is likely to happen Therefore, progressively rising the volume from low can efficiently avoid howling 2 When the ear canal is totally sealed, there isn't any howling sound Therefore, please use hearing aids after cleaning your ear canal, and examine the earplugs from vast to small in finding the most suitable earplugs 3 After the listening to reduction enters the ear canal, it's endorsed to push the listening to aid with your hands and preserve it for 1-2 seconds, and then launch it to fully expand the earplug In addition:If you don't know how to use it or there's a subject with your listening to aid, please do not rush to depart a adverse evaluate and contact us Thank you Feature 1 Peak Gain(dB): 35dB,Suitable for gentle to moderate hearing loss (Reference hearing loss map) 2 Biomimetic design: Designed for listening to impaired,more fitting ear canal not feel ache even when worn for many years three Intelligent chip sound amplification: Distinguish speech even in noisy environments four Long working time: One A10 battery can last about 60 hours and sensible five If the ear dome is not completely fill into ear canal or air leaks on the ear dome, that may causes a demanding whistle give 3 diverse sizes of earplugs to reduce howling and noise 6 Gift bundled: We will give a hearing relief field to hold set includes matching battery, earbuds and cleansing brush and many others be large gifts in your friends or households Product parameters 1 Maximum OSPL90: ≤ 115dB+3dB 2 Output sound stress point (high frequency common value): 110dB±4dB three Full fluctuate sound acquire (maximum gain): 35dB±5dB four Full-range sound gain (average gain): 30dB±5dB five Equivalent enter noise level: ≤29dB+3dB 6 Frequency reaction range: 300Hz～3200Hz 7 Total harmonic distortion: ≤10% Specification Color: Beige Battery: A10 battery Weight: whole 29g Package incorporated 1 × Hearing aid 1 × Storage field 3 × Earmuffs(different sizes) 2 × Matching battery (A10) 1 × Hearing relief cleaning brush 1 × Volume adjustment bracket 1 × Instructions (Please make certain has learn the manual earlier than using) Instructions 1 Clean the ear canal earlier than use 2 Insert the battery 3 When utilizing it for the 1st time, please turn the volume to the minimal after which slowly develop it 4 Try and select appropriate ear dome Install the ear dome and make sure it fits snugly 5 Insert the hearing reduction into the ear canal,adjust its role within the ear canal till the comfortable eartip is fully deployed and fill the ear canal

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