NHP-3000 Passive ear protector
NRR: 23 dB
- Noise Reduction Rating proved to be under 23 dB as tested to ANSI S12.42 (ANSI S3.19).
- Tests performed by EDI Laboratory under testing standard ANSI S12.42(ANSI S3.19) set up by American National Standards Institute.
PROTECTION:
- Our Ear muffs can be adjusted to adapt surrounding noise by reducing its sensitivity to sound.
- Reaction time of the sound sensitivity control system is only 2 milliseconds.