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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Features: -The volume can be easily adjusted with just a screw turn -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 1.5 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. .
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Features:-Specially designed for hearing-impaired people, more suitable for the ear canal. Even when used for a long time, there is no pain.-Your hearing aids can be charged using the detachable charging case (you will need to charge the charging case first). -Maximum gain is 117dB, suitable for moderate to severe hearing loss (see hearing loss table).-If the earmuffs are not fully inserted into the ear canal, or if the air leaks out of the earmuffs, it will cause an annoying whistling sound. We offer 3 different sizes of ear tips to reduce whistling and noise.-Super-mini size and light weight for easy carrying.Specification:Colour: whiteCharging time: 4-6hoursWorking time: 20 hoursMaterial:ABS+siliconeVoltage: D C 3.7VModel: Z-19HAF OSPL 90:106dB&plusm.
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Easy To Use: These hearing aids for seniors with hearing loss and will automatically turn on/off within 15 seconds of removing the hearing aid. 5 soft silicone earplugs in different sizes for maximum comfort.
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【Discreet & Comfortable Fit】The almost invisible hearing Amplifiers for invisible is sleek and ergonomically designed, with a non-slip fit. 【Noise Reduction Technology】 Our Hearing Amplifiers feature dual microphones and optimised sound processing with advanced noise reduction functions that filter out background noise, ensuring more accurate sound transmission and clearer speech.
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Causes of whistling/noise: In order to make a small hearing aid, the internal amplifier and microphone are placed close to each other. The sound is continuously received and expanded, so there is a certain possibility of whistling after power-on.
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Choose suitable earplugs to keep the ear canal sealed. 2 In-Ear Hearing Aids. Why does the hearing aid have loud screeching sound ?. How to solve?. Cleaning: Wipe with a dry, soft cloth. Use a small brush to clean the earwax inside and around the sound hole of the hearing aid.
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About this item .
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