3M1110 Earbuds Anti-Noise Tape Flex 1 pair

3M1110 Anti-Noise Ribbon Elastic Earbuds 1 pair
▸ Model specifications: 3M1110 Single pair
▸ Noise reduction parameters: SNR 26dB noise reduction level
▸ Material structure: elastic polyurethane foam earbud body
▸ Product configuration:
anti-loss design with wire▸ Technical standard: ANSI S3.19-1974