The Elvex® Level Dependent™ COM-655 is an Impulse Filter electronic ear muff that allows you to have close range communications in continuous noise environments. The microphone “listen to” the environment and can amplify weak sounds, and the gain limiter suppresses sounds exceeding 82 dB.
• An audio jack (3.5 mm jack) for connection of MP3 Players/Radios is standard and provides listen-only capability.
• You can hear the auxiliary device and environment.
• Soft cushioned headband and replaceable ear cushions
• Uses two 1.5 Volt AAA alkaline batteries providing up to 175 hours of usage
• 4-hour automatic shutoff to conserve batteries.
• Tested to ANSI S3.19.1974
• 25 dB NRR