3M PELTOR WS 100 Communications Headset MT16H21FWS5UM580

3M Peltor WS 100 is ideal for people who need protection from workplace sounds but also value communication and entertainment. Communications Headsets makes it easier for workers to communicate, listen to music and talk on the phone. This innovative headset offers noise protection and enhance worker safety by making it easier to hear regular speech, warning signals and approaching vehicles. Runs on two AAA rechargeable Ni-MH batteries. NRR 20 dB The NRR may overestimate the hearing protection provided during typical use. 3M recommends reducing the NRR by 50 percent for estimating the amount of noise reduction provided. Battery life: 12-80hr. Black color. Dielectric: no. Hearing protection style: over the head. Meets specifications: UL. Microphone class/type: elecret. Net weight: 12.4 ounces. Noise reduction rating: 20 decibel. Power source: 2 AAA. Product type: earmuffs. Size: one size fits most.