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Blackwire 520 Stereo USB Headset w/Smart Sensors UC – DISCONTINUED

Discontinued – Click for more info

Blackwire 520 corded USB headset is Smart – just put it on your head and it answers!

  • Manufacture Discontinued 09/18 – Replaced by Blackwire 5220
  • Stereo Hi-Fi blocks out annoying background noise and gives you a richer, more immersive audio experience
  • Also available in single-ear mono (Blackwire 510) for those who prefer to leave one ear open to their environment
  • Smart Sensor technology manages calls and audio: Answer a call by simply placing the headset on your head!
  • Simple, intuitive, inline controls let you answer/end, mute, and control the volume of your calls with ease
  • Audio alerts tell you about connection, mute, and volume status
  • A dynamic EQ feature optimizes your voice quality when on calls and automatically adjusts the EQ settings when you are listening to music or multi-media playback
  • Premium PC wideband audio with noise-canceling microphone and Digital Signal Processing (DSP) for a more natural voice sound
  • Ultra-soft leatherette ear cushions and lightweight headband means all-day comfort and a secure fit
  • Speakers fold flat for storing in high-quality, durable carrying case (included) for portability
  • Plantronics Spokes software provides added benefits: call control across multiple softphones, headset control panel allows for customization of settings, including call notification and related options, UC presence automatically updated when on a call
  • Offered in two versions: UC Standard version built for UC applications and softphones from Avaya, Cisco, IBM, Skype and more and optimized version for Microsoft Lync 2010 and Microsoft OCS 2007
  • 2 year manufacture warranty
BTP Model: PL-C520
MFR Part: 88861-01

Additional information

Weight 0.75 lbs
Dimensions 8.25 × 8.50 × 2.25 in


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User Guide PL-C520

Data Sheet PL-C520

Our Unmatched, Value-added Service Saves You Time, Money and Hassles:

  • Experienced consultants help you choose exactly the products you need, preventing unnecessary purchases
  • Free user setup help and training
  • 100% satisfaction guaranteed
  • Our team is committed to answering every call live during business hours
  • Same-day response to emails
  • Same-day shipping
  • Full warranty facilitated by BTP


For customer service, sales inquiries, and technical support, contact us Monday“Friday, 8-5 Pacific Time. (After-hours messages and emails are promptly returned the following business day.)

Call: 800-457-4287 or 425-649-9262

Email: info@btpi.com

Manufacturer discontinued.


“THANK YOU to all of the staff at BTPI for another year of great service to us! I have found that you all try to help us fix somethingRead more

Shirley B. (Auburn, WA)