Pro Ears Pro 300 Hearing Protector Features: - Preset at 15 decibels of amplification for operation in a continuously noisy environment - Dual circuit boards - Independent volume control - Great for all around use on moderate noise environments - 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 - Made in the USA NRR: 26 Weight: 9.1 oz Color: Skulls