3M Peltor X5 Earmuffs X5P3E37279(AAD), Hard Hat Attached Qty: 10 EA Police Two Way Radio Accessories 3M recommends reducing the NRR

3M recommends reducing the NRR by 50% for estimating actual noise reduction if you don't fit test earplugs with a system like E-A-Rfit

3G Optimized: Designed specifically for 3G cellular and PCS networks

Smart sensors

170671-004 for Australia Type I

Premium Tactical Communications for Mission-Critical Operations

3M Peltor X5 Earmuffs X5P3E37279(AAD), Hard Hat Attached Qty: 10 EA Police Two Way Radio Accessories 3M recommends reducing the NRR31 dB Noise Reduction Rating (NRR) Earcup pivot points tilt for optimum comfort and efficiency Slow recovery, high density foam Replaceable ear cushions and foam liners (hygiene kit HYX5) 3M E A Rfit Dual Ear Validation System testable 3M PELTOR X5 Earmuffs are a high performance hearing protector designed for very high noise environments; they offer a Noise Reduction Rating (NRR) of 31 dB for headband, hard hat attached, and behind the head models.