Part Number: 40677G-01
Noise Attenuating Headset
- Flex-Boom allows for perfect microphone placement
- M-1A Amplified Dynamic Microphone provides superior noise cancellation
- Microphone On/Off Switch on ear dome
- Soft Headpad and Ear Seals guarantee exceptional comfort
- 26 foot coil cord with (PJ-051) Plug to mate with Series C31-XX extension cords
- Corrosion-proof, chrome plated Headband/Stirrup Assembly
- Certified Noise Reduction Rating of 24db
NRR | NOISE ATTENUATION DATA - Part Number: 40677G-01 | |||||||||
|---|---|---|---|---|---|---|---|---|---|---|
| Frequency (Hz) | 125 | 250 | 500 | 1000 | 2000 | 3000 | 4000 | 6000 | 8000 | |
| Attenuation (dB) | 14.3 | 21.5 | 27.1 | 31.8 | 36.0 | 39.6 | 41.8 | 39.7 | 37.0 | |
| Standard Deviation | 3.3 | 2.4 | 1.5 | 1.6 | 1.3 | 2.1 | 2.1 | 2.0 | 1.3 | |
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