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Features
Description
How to reduce feedback/whistling for this hearing amplifier?1. Adjust hearing aid wearing angle to ensure no air circulation then howling sound will not be produced and then turn it on.(That the microphone face up)2. Ensure the earplugs suitable.If it is too loose, replace with a big one.Note:This is normal for the hearing aid to howl when air in just like that when singing in a KTV, the microphone makes a harsh callIf you have any question, please tell us.We will serve you wholeheartedly within 24 hoursSpecificationsMaximum Output: ≤115dBSPLAverage Output: 106±4dBSPLPeak Gain : 38±5dBAverage Gain : 33±5dBFrequency Range: 500Hz~4000HzTotal Harmonic Distortion（THD）500Hz ：0.9%Total Harmonic Distortion（THD）800Hz ：0.6%Total Harmonic Distortion（THD）1600Hz ：0.4%Equivalent Input Noise ≤12dBOperating Power Supply ≤1.1mARated Working Voltage of Hearing Aid: 3.7VPackage List2 × Hearing Amplifiers1 × Charging Case1 × Instruction manual1 × Operation Guide1 × Cleaning Brush1 × USB Cable8 × Silicone Ear Domes
Package Dimensions : 4.02 x 3.98 x 1.54 inches; 4.97 Ounces
Date First Available : September 23, 2021
Manufacturer : TooPower
Best Sellers Rank: #440,524 in Health & Household (See Top 100 in Health & Household) #800 in Hearing Amplifiers
#800 in Hearing Amplifiers:
Customer Reviews: 3.5 out of 5 stars 19 ratings
