The David Clark H3340 Headset with Flexible Boom Mic is a behind-the-head style dual muff headset that is ideal for applications that require hard hats or other protective headgear. It features rugged construction, a 30" straight cord, a four chamber air-flow pillow head pad, and foam-filled ear seals for maximum comfort. The H3340 also features the David Clark Company's boom-mounted M-1/DC noise-canceling microphone, and a noise reduction rating of 24dB.
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Noise Attenuation Data - Frequency (Hz)
125
250
500
1000
2000
3150
4000
6300
8000
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David Clark H3340 Headset Parts List
The David Clark H3340 Headset with Flexible Boom Mic requires a radio adapter that's specific to your radio.
Noise Attenuation Data - Attenuation (dB)
18.3
23.3
30.9
35.3
36.3
42.9
43.2
42.3
41.4
Noise Attenuation Data - Standard Deviation
3.7
3.7
3.9
4.4
2.8
3.1
3.1
2.7
3.9
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