Poly Blackwire 5220 Stereo Headset 32mm Driver Size Omnidirectional Microphone Style, 3.5mm Plug + USB-C & USB-A Adapter Connectivity, Black: Blackwire 5220 The Blackwire 5200 Series fits your busy workday. Ergonomically designed for long lasting comfort. And with the easy-to-use connectivity you can work on a variety of devices throughout the day.  Get great soundTune out the inevitable workplace distractions w