1. It is made of silica gel material, which has good anti-noise effect and can be in close contact with the ear canal.
2, the biggest feature is that it does not affect the normal language communication, especially for high frequency.
3. Noise reduction (NRR) 25db is effective in noise-based applications. It can be cleaned, it will not affect the sound insulation effect after washing, it is suitable for swimming, the surface is treated with anti-fouling treatment, and it is hygienic.
4, humanized anti-winding cable design to prevent loss
