Beschreibung

• Tips for buyers: The explanation for howling/noise: The inside amplifier and the microphone are close to one another of the hearing aid, and the sound is continually received and expanded, so it has a definite choice of produce howling after power-on At present, small hearing aids and high-power hearing aids on the market can infrequently avoid howling, and solely full-digital listening to aids can avoid howling Ways to bypass howling/noise: 1 When the flexibility is high (the amplified sound is large), howling is likely to happen Therefore, step by step growing the volume from low can efficiently avoid howling 2 When the ear canal is completely sealed, there is not any howling sound Therefore, please use hearing aids after cleansing your ear canal, and test the earplugs from huge to small find probably the most compatible earplugs 3 After the hearing relief enters the ear canal, it is suggested to push the hearing relief together with your palms and maintain it for 1-2 seconds, after which launch it to completely enlarge the earplug In addition: If you don't know find out how to use it or there's a difficulty along with your listening to aid, please don't rush to leave a detrimental overview and make contact with us Thank you Features •The hearing reduction include rechargeable function, no need to change battery •The listening to aid combines a cosmetically nice looking appearance with the sleek sound an internal speaker •This listening to aid channel digital sound processing permits the consumer to regulate volume Specification Max OSPL: ≤129dB±3dB Max Sound Output: 117dB±4dB Max Sound Gain: 38dB±5dB Frequency range: 450Hz-3000Hz Total Harmonic Wave Distortion: ≤10% Input noise: ≤28dB Charging time: 4-6H(8H for the 1st charge) Available time: 40H (Depending on amplification power) "OFF"---Power off button "H"-----Low frequency compression mode "N"-----Normal utilization mode "1-4"---Sound quantity Package included 1 x Hearing aid three x Earplug (Different sizes) 1 x User manual(The user manual is given at random) 1 x Black Box 1 x USB charging cablewithout the price head(Recommended with 1-2A charging head) Instructions 1 Clean the ear canal before use 2 Charge the listening to aid,turn the botton to N three When using it for the 1st time, please turn the volume to the minimal and then slowly expand it four Try and select compatible ear dome Install the ear dome and ensure it suits snugly 5 Insert the hearing aid into the ear canal,adjust its position in the ear canal till the tender eartip is completely deployed and fill the ear canal 6 If the earbuds cannot fill the ear canal, it might trigger feedback or whistler,So repeat step 5 to reduce howling and noise Kindly Remind 1 volume to the minimal earlier than wearing 2 an earplug of slightly larger size to avoid whistler three quantity progressively to avoid surprising increase in sound 4 you listen a howling, test the ear (silica gel) is appropriate and whether or not the size of plug is tight, the acceptable collection of earplugs and plugged, make sure no air leakage 5 the ear plug clear 6 off the hearing reduction while you don't use it Notice 1 Please use the unique charging head and charging cable for charging Otherwise the product may be damaged 2 If you need to use a replacement charger, please use a charger compatible for the product If an inappropriate charger is used to price the product, it will trigger injury to the product Applicable current charger:1-2A (this merchandise only contain charging cable, no matching charging head)

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