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Name：
David Clark |
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Model：
H3312 |
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Supplier：David Clark |
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| Contact Info |
Sales Manager
Keith Liu
e-mail:KLiu@DavidClark.com
Tel: +852-2510-9339
Fax: +852-2555-8315
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Product Introduction： |
Features
M-1/DC Noise Canceling Amplified Dynamic Microphone Noise Shielded Microphone(Muff) with Momentary PTT(Push-to-Talk) switch, hangs freely ready for periodic use.
Soft Headpad and Ear Seals guarantee exceptional comfort. 25 foot straight cord with (PJ-051) Plug to mate with Series C31-XX Extension Cords Corrosion-proof, chrome plated Headset/Stirrup Assembly Certified Noise Reduction Rating of 26db
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Technical Parameter： |
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26 dB
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NOISE ATTENUATION DATA - H3312
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Frequency (Hz)
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125
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250
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500
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1000
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2000
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3000
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4000
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6000
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8000
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Attenuation (dB)
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22.4
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25.5
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30.3
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33.3
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34.1
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39.3
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39.9
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38.7
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38.3
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Standard Deviation
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3.2
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3.2
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3.0
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2.2
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2.5
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2.6
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2.4
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2.5
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3.5
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| Related Document： |
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