Product information:
Material: Silicone
Specification: Product name of health products for left ear and right ear
Color: blue, skin tone
Maximum saturated sound pressure level: ≤127 ± 3dB
Output sound pressure level: 110 ± 4dB
Full range sound gain: 38 ± 5dB
The frequency response range is not narrower than: 500Hz~3500Hz
Total harmonic distortion: ≤7%+3%
Equivalent input noise level: ≤29dB ± 3dB
Rated power current consumption: ≤1.5mA