Applying noise cancelling, automatic gain control and advanced amplifying circuit, this sound amplifier device provides an additional 50 dB of acoustic gain (total gain up to 108 dB), reducing distracting background noises and allowing you to hear what you want to hear. Whether it’s the soft voice of a grandchild, the words of a friend or family member, the sounds of your favorite TV programs, or the quiet sounds of nature, you’ll never feel isolated
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