Plantronics Blackwire C520 USB Headset


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Plantronics Blackwire C520 has been discontinued.
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  • Smart Sensor Technology knows when you put the headset on
  • Cushions fold flat for easy storage with included case
  • Comfort pad covers the headband for all day wearing
  • Ear cushions block out background noise so you hear better
  • Discontinued
  • Warranty 2-Years
  • Latest Date Codes

Premium audio, all-day comfort and intuitive call management.

+ Smart Sensor technology
+ Corded reliability
+ Designed for portability

Plantronics Blackwire C520 USB HeadsetCORDED RELIABILITY

The Plantronics C520 corded USB headset includes the industry’s first Smart Sensor™ technology to activate the connection only when you’re wearing the headset. It easily and intuitively juggles PC calls and multi-media using audio alerts to manage connection, mute and volume status. With the Plantronics C520’s easy portability, it offers premium audio quality and all-day comfort at your desk or at home.


Plantronics Blackwire C520 USB HeadsetSMART SENSOR TECHNOLOGY

Experience industry-first Smart Sensor™ technology that lets you answer a call by simply putting on the C520 headset – making it the most productive and versatile corded headset on the market.


Plantronics Blackwire C520 USB HeadsetSUPERIOR AUDIO QUALITY

Offering PC wideband, noise-canceling microphone and high quality sound, the Blackwire C520 headset provides a truly outstanding audio experience – making it ideal for conference calls, webinars, listening to music and other multi-media. The Dynamic EQ feature optimizes your voice quality when on calls and automatically adjusts the EQ settings when you’re listening to music or multi-media.



Plantronics Blackwire C520 USB HeadsetCOMFORT AND PORTABILITY

Ultra-soft leatherette ear cushions and lightweight headband mean all-day comfort and a secure fit. Features ear cushions that fold flat, and includes a high-quality carrying case for easy storage and portability.



Plantronics Blackwire C520 USB Headset SoftwareSOFTWARE-ENABLED FUNCTIONALITY

With Plantronics Spokes software get the added value of:
+ Call control across multiple softphones
+ Headset control panel allows customization of settings
+ UC presence automatically updated when on a call

Plantronics Blackwire C520 USB Headset:

The Blackwire C520 corded USB headset with Smart Sensor technology intuitively help you manage PC calls – simply put the headset on to answer a call and you’ll hear every word thanks to its premium wideband audio quality. And with ultra-soft leatherette ear cushions and a lightweight headband, you’ll enjoy all-day comfort and a secure fit. When work takes you on-the-go, simply fold the ear cushions flat, and store in the included carrying case. Durable and portable, the Blackwire C520 headset offers all-day comfort for juggling PC calls and multi-media – providing corded reliability that’s ready when you are.

Plantronics Blackwire C520 USB Headset Features:

  • Smart Sensor technology lets you answer a call by simply putting on the headset
  • One-touch call answer/end, vol +/-, and mute
  • Inline indicator lights and user friendly audio alerts  the user to connection, mute and volume status
  • Dynamic EQ automatically adjusts audio settings between voice calls and music
  • Enjoy hi-fi stereo sound (C520) for unmatched audio clarity when listening to multi-media
  • PC wideband audio with noise-canceling microphones for high-quality PC telephony
  • Digital Signal Processing (DSP) provides natural voice sound
  • Carrying case for easy storage and portability
  • Connects to PC and Mac via USB
  • Dynamic EQ, microphone frequency response 100 Hz–8kHz optimal for wideband voice telephony (up to 6,800 Hz)
  • Hi-Fi stereo output from 20 Hz-20 kHz (C520 only)
  • Enhanced digital signal processing (DSP), noise-canceling microphone
  • Plantronics Spokes™ software provides added benefits:
  • Call control across multiple softphones
  • Battery status meter appears as an icon in the PC System Tray
  • Access to firmware updates as they become available
  • 2 Year Warranty
  • SKU# 88861-01 / UPC: 017229140295

Additional information




Computer USB-A

Headset Wearing Style

Headband Dual Ear

Part #









Latest Date Codes

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