Mpow Noise Reduction Safety Ear Muff with Ear Plugs, Double Noise Reduction NRR 28dB Earmuff with NRR 32dB Earplugs, Professional Ear Protection for Shooting, Hunting, Mowing, Woodworking, Weeding

Health Effect from Noise

Exposure to noise is associated with several negative health outcomes. Depending on duration and level of exposure,
noise may cause or increase the likelihood of hearing loss, high blood pressure, ischemic heart4 disease, sleep disturbances, injuries, and even decreased school performance.
There are also causal relationships between noise and psychological effects such as annoyance, psychiatric disorders, and effects on psychosocial well-being.

Mpow Earmuff - SNR 34dB

Advice: Wear earplugs at the same time for better noise mitigation performance.

Disco/KTV: ≥90dB, damage to the hearing. After: ≤60dB, no damage to the hearing

Airport: 80 - 89dB, unbearable. After: ≤50dB, relatively quiet

Bedroom facing to the street: 60 - 79dB, suffer insomnia. Noisy living room: 50 - 59dB, noisy. After: ≤20dB, nearly silent
Bedroom: 40dB, quiet/soft voice After: -, silent

Difference Between Noise Reduction and Noise Isolation

Noise Reduction: Reduce noise to a safe level, protect ears from harsh sound or noise pollution, avoid noise-induced hearing loss, injuries and other affects.

Noise Isolation: In general ear muffs can't totally isolate noise, or it would be more dangerous for some potential dangers are undetectable in absolutely silent.

Specification

Color: Black

Function: Noise Reduction

Muff Size:3.94×2.95 inch

Earmuffs Weight:10.09oz

Headband Size:11.2×1.69inch

Ear Muff Noise-reduction: NRR 28dB/SNR 34dB

Ear Plugs Noise-Reduction: NRR 34dB

Package Contents

Earmuffs× 1

Ear plugs× 2 pairs

Carrying Bag× 1

User Manual× 1