Pro 300 NRR 26 BlackFeatures:- Preset at 15 decibels of amplification for operation in a continuously noisy environment- No high frequency filtering to help those with high frequency hearing loss- Highly versatile cup - multi-purpose design- Hearing protection reviews consistently rate the Pro 300 as a best value- Behind-the-headband for use with full brim hats at total weight of 7.7 oz- NRR 26- Weight: 9.1 oz