3M 7100088425 Protective Hearing earmuffs, a must-have for noise attenuation. With an attenuation rating of 26 dB, these wired earmuffs provide exceptional hearing protection. The headband design ensures a secure fit, while the lightweight construction (355g) guarantees comfort during prolonged use. Offering level-dependent functionality for ambient listening, these earmuffs are perfect for environmental communication. Equipped with an auxiliary port and external audio input, you can easily connect and communicate. With a battery life of 100 hours and no Bluetooth capability, these 3M earmuffs are essential for noise-sensitive environments.