Nút tai chống ồn Protector Pro-Soft PS30 (có dây) Features High attenuation level Non-allergenic and non-irritating Polyurethane (PU) foam Self-adjusting foam Applications Suitable for use in noise levels 100 to 105dB(A): Class 4 Ideal for high noise environments Specifications Certified to AS/NZS 1270:2002 Rated SLC80 25dB(A): Class 4 Xuất xứ: Úc Thương hiệu: Protector