Manufacturer part number: "KR-77" Size and weight
Weight: 28g
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You can switch and adjust the way you hear
○By selecting the frequency, you can cut out harsh high-pitched sounds (2 levels: Hi and Low). The volume of the left and right ears can be adjusted, which is convenient for people with different hearing abilities in the left and right ears.
Materials and raw materials
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standard
1 piece
Standard details
○Size: 28 x 115 x thickness approx. 16 mm
Power supply: 1 AAA battery (included)
