Coniler Hearing Aids Rechargeable, Intelligent Volume Memory Digital Hearing Amplifier for Seniors and adults (2 pc) To press two knots 3

To press two knots 3 seconds simultaneously for holding a set of values and then press 3 seconds to release

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Coniler Hearing Aids Rechargeable, Intelligent Volume Memory Digital Hearing Amplifier for Seniors and adults (2 pc) To press two knots 3This digital hearing amplifier, a personal sound aid device suitable for seniors and adults. It's designed to relive the beauty of sound for you. Peaks sound gain 40dB, With digital chip and strengthen the surrounding vocals, weaken the environmental noise, feedback suppression and background reduction. The hearing device have 3 Different modes for different environments, the collected sound is divided into frequency regions for separated analysis,