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David ClarkGround Support Communication SystemsNoise Attenuating Headsets12304G-05 Model H3331 Headset
David ClarkGround Support Communication SystemsNoise Attenuating Headsets12304G-05 Model H3331 Headset
12304G-05 Model H3331 Headset
Series 3000
The Choice of Major Airlines for Ground Support/Ramp Operations
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 straight 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
The Choice of Major Airlines for Ground Support/Ramp Operations
NRR | 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 | |
