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• Tips for buyers: Causes of whistling/noise: In order to make a small hearing aid, the internal amplifier and microphone are positioned close to one another The sound is always received and expanded, so there's a certain option of whistling after power-on At present, small hearing aids and high-power listening to aids on the market are demanding to circumvent whistling, and solely entirely practical digital listening to aids can keep away from whistling Ways to bypass whistling/noise: 1 When the power is giant (the amplified sound is large), it's more likely to produce howling Therefore, step by step rising the bass quantity can effectively forestall howling 2 When the ear canal is absolutely closed, there isn't any whistling sound So after cleansing the ear canal, wear the listening to aid, examine the earplugs from vast to small, find essentially the most compatible earplugs, and ensure that there's no air leakage three After the listening to relief enters the ear canal, it is suggested to push the listening to reduction along with your arms and maintain it for 1-2 seconds, then release it to completely extend the earphone four In the shutdown state,turn the amount of the hearing relief to the bottom level, then insert it into the ear Make sure that the earbud completely fills the ear Then activate the ability button and slowly broaden the quantity to an appropriate volume 5 Users who have not heard the sound for many years can cause listening to loss because of the long-term failure to hear the sound, leading to the hearing relief still unable to listen to the sound Please persevere, continue to stimulate the growth of the listening to nerve, and you may pay attention after a while If you are not yes whether or not your hearing aid is operating properly, you could possibly try the product on a person with regular hearing 6 Please eavesdrop on cleaning the ear canal and maintain the earplugs clean Describe: 1 Peak Gain (dB): 117dB, compatible for moderate to severe hearing loss (refer to the Hearing Loss Chart) 2 Rechargeable case charging: Your listening to aids would be charged utilizing the detachable charging case (You&;ll deserve to payment the detachable charging case first) It&;s portable, and it saves you the hassle of constantly shopping a coin cellular battery three Charging time: charging for 4-6 hours, it can work for 20 hours, the indicator light is crimson when charging Turns off when entirely charged (For removable charging case) 4 Especially designed for the hearing-impaired, more fitting to the ear canal No pain even if worn for many years 5 If the earmuffs usually are not completely inserted into the ear canal or air leaks from the earmuffs, it'll cause an irritating whistle We offer three varied sizes of ear tips to lower whistling and noise Product parameters: Peak 0SPL 90(dB SPL): 117dB HAF OSPL 90(dB SPL): 110dB Peak Gain (dB): 32dB HAF/FOG achieve (dB); 29dB Frequency range (Hz): 300-3500Hz distortion: 500Hz: 3% 800 Hz: 3% 1600Hz: 3% Equivalent enter noise (dB): 25dB Voltage: D Current: ≤1 Charging time (H): 4~6 One fee operating time (H): 20h Battery: integrated lithium battery Current: 1 Size; 15×10×20 mm Specification: Product Name: ITE Hearing Aid Color: red+blue Package Included: Hearing aids: 2 (1 red and 1 blue) Earplugs: 6 Cleaning brush: 2 Bolt driver: 2 Charging cable: 1 Charging adapter: 1 Manual: 1 Charging case: 1 Tips: 1 Clean the ear canal before use 2 If you are not using your listening to aids, turn them off 3 Please use the original charging head and charging cable for charging Otherwise, the product could also be broken

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