Plantronics Blackwire C420-M

B&H # PLBWC420M MFR # 82633-01
Plantronics Blackwire C420-M


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Product Highlights

  • USB Stereo Headset with Microphone
  • Adjustable Headband & Swivel Ear Cushion
  • QuickAdjust Noise-Canceling Boom Mic
  • Inline Audio Controls & Dynamic EQ
  • Enhanced Digital Signal Processing
  • SoundGuard Technology
  • Folds Flat & Features Travel Case
  • Wideband Stereo Echo Cancellation
  • Microsoft Office Communicator Optimized
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The Plantronics Blackwire C420-M headset connects via USB to your computer. It features Enhanced Digital Signal Processing and SoundGuard technology, which improve voice reproduction and protect against audio spikes. The headset is lightweight, foldable and has soft, swivel-mounted ear cushions. The noise-canceling microphone is mounted on a swiveling boom and has QuickAdjust technology. Plantronics integrates a unique dynamic EQ that optimizes voice quality when on calls and automatically adjusts EQ settings for high-quality music or multi-media playback. The lightweight headset also has inline controls for quick operation and simple plug-and-play connectivity. The C420-M even includes a travel case to protect your headset during transport and storage.

• Wideband for best PC audio telephony
• Dynamic EQ stereo automatically adjusts for voice and multimedia use
• Noise-canceling microphone filters out background noise
• Enhanced Digital Signal Processing (DSP) technology provides more natural voice sound
• SoundGuard technology provides protection against audio spikes
• Folds flat and tucks into carrying case for use on the go
• Call controls at your finger tips; call answer/end, mute, volume +/-
• Optimized for Microsoft Office Communicator 2007 and Microsoft Lync 2010
UPC: 017229131521
Style Foldable USB stereo headset with boom microphone
Frequency Range Up to 6800 Hz
Sensitivity Not specified by manufacturer
Microphone Type Noise-Canceling
Mic Frequency Response Not specified by manufacturer
Connectors USB
Weight Not specified by manufacturer
Packaging Info
Box Dimensions (LxWxH) 8.8 x 8.2 x 2.1"
Plantronics Blackwire C420-M
  • Protective Travel Case
  • 1-Year Limited Warranty

    by PowerReviews
    PlantronicsBlackwire C420-M

    (based on 1 review)

    Ratings Distribution

    • 5 Stars



    • 4 Stars



    • 3 Stars



    • 2 Stars



    • 1 Stars



    Reviewed by 1 customer

    Displaying review 1

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    Great Windows 7 compatible headset

    By chefcay

    from Benicia, CA

    About Me Quality Oriented

    Verified Buyer


    • Easy To Set Up
    • Easy To Use


      Best Uses

      • Replacement
      • Upgrade

      Comments about Plantronics Blackwire C420-M:

      comfortable, easy to install, great sound, highly recommend this headset.

      • Primary use:
      • Business

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      Cables & Adapters

      Pearstone - 16' USB 2.0 Extension Cable with Booster (Black)
      • You Pay: $15.95
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