Honeywell Impact™ cuffie antirumore

Amplifies ambient sound to safe 82 dB-response technology reverts to passive hearing protector when noise reaches 82 dB
Sound amplification allows wearers to hear important communication-alarms/warning signals, co-workers' voices
Directionally placed stereo microphones amplify and enhance sound for more natural hearing
Inner-ventilated headband minimizes pressure on the head, breathes easier in warm/humid climates
Non-deforming outer headband
Quick-Click height adjustment remains fixed during wear
Snap-in ear cushions make replacement quick and easy
Includes 2 AA batteries for 700 hours of use
Includes hard hat adapters
Noise reduction rating (NRR) 21 dB