Specially Rotil made, based on model H3331 with 15 foot coil cord.
Wire Boom allows for microphone/boom placement on the right or left side
M-1/DC Amplified Dynamic Noise Canceling Microphone
Momentary PTT(Push-to-Talk) Switch on ear dome
Soft Headpad and Ear Seals guarantee exceptional comfort
15 foot coil cord with (SC-267) Plug to mate with Series C31-XX Extension Cords
Corrosion-proof, chrome plated Headset/Stirrup Assembly
Certified Noise Reduction Rating of 24db
NRR 24 dB | NOISE ATTENUATION DATA - MODELS H3331 | | 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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