The David Clark H3330 Headset, Over the Head Style is a dual muff headset. Perfect for noisy conditions, it features rugged construction, a 30" straight cord. It also boasts the David Clark Company's M-1/DC noise canceling microphone that can be rotated to the left or right side, with a noise reduction rating of 24dB.
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Noise Attenuation Data - Frequency (Hz)
125
250
500
1000
2000
...
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3000
4000
6000
8000
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David Clark H3330 Headset Parts List
The David Clark H3330 Headset, Over the Head Style requires a radio adapter that's specific to your radio.
Noise Attenuation Data - Attenuation (dB)
14.3
21.5
27.1
31.8
36
39.6
41.8
39.7
37
Noise Attenuation Data - Standard Deviation
3.3
2.4
1.5
1.6
1.3
2.1
2.1
2
1.3
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