3M 7100195976 Protective Communication Earmuffs, designed for comfortable and effective hearing protection. With an attenuation rating of 24 dB, these wireless Bluetooth® earmuffs provide superior noise reduction and are perfect for industries such as construction or manufacturing. The one size fits most design ensures a secure and comfortable fit, while the neckband style offers added convenience. With a battery life of 45 hours and compatibility with Icom, Kenwood, Motorola, and Sepura radios, these earmuffs are perfect for communication on the job. Get the ultimate in protection and comfort with 3M.