3M 7100203638 is a wired earmuff-style hearing protection device designed for protective communication. With an attenuation rating of 26 dB, it effectively reduces noise levels. This product features a headband suspension method for optimal comfort. It offers communication capabilities through external audio input and a two-way communication direction. The earmuffs are lightweight, weighing only 300 g, ensuring extended usability. Additionally, it is compatible with external 2-way radios and has an auxiliary port for FLX2 connection. The microphone of this product is dynamic in nature, making it suitable for diverse communication needs.