3M 7100203298 is a protective communication product that offers hearing protection in the form of earmuffs. With an attenuation rating of 25 dB, it helps reduce noise exposure. Featuring a wired connection, it allows for listen-only communication. The neckband style and suspension method provide a comfortable fit, while the 256g net weight ensures it's lightweight. Additionally, it is equipped with an auxiliary port (FLX2) and supports external audio input and communication via an external 2-way radio. The microphone is of dynamic class/type. Manufactured by 3M, it is not intrinsically safe and falls under CSA Class B.