Plantronics C3220 Blackwire USB headset is a professional quality entry level headset  Light weight and equiped with in-line call controls.  Built for UC applications and softphones from Avaya, Cisco, Microsoft and more. Certified for Skype for Business.  Plantronics Blackwire 3200 series

Key Features:

• stereo binaural headset
• Skype for Business Certified
• passive noise reduction
• Inline controls to answer/end calls, control volume, and mute
• PC wideband audio
• Telecoil Hearing Aid Compatible (HAC) 
• Dynamic EQ feature automatically adjusts audio for voice or multimedia use
• Noise-canceling microphone
• weight 118g (0.26 oz)
• Blackwire 3200 series

Old Poly part # 209745-101

New HP part # 80S02A6

For more detail information, see Plantronics Blackwire C3220 datasheet

Blackwire Accessories:

Plantronics Blackwire Travel Case