Microsoft Certified UC C520-M Stereo corded headset is Smart – just put it on your head and it answers the call

• Manufacture Discontinued 09/18 – Replaced by Blackwire 5220 
• Certified for Skype for Business and optimized for Microsoft Lync
• 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-M) for those who prefer to leave one ear open to their environment
• Smart Sensor technology intuitively manages calls and audio: answer a Lync 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
• Controls have audio alerts to manage connection, mute, and volume status
• A dynamic EQ feature optimizes your voice quality when on calls and automatically adjusts the EQ settings when youre 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
• Features ear cushions that fold flat, and includes a high-quality, durable carrying case for easy storage and portability
• Plantronics optional 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
• Also available in standard UC version for UC applications and softphones from Avaya, Cisco, IBM, and more
• 2 year manufacture warranty