Poly Blackwire 3220 Wired Headset - Noise-Canceling Mic – Stereo Design - Connect to PC/Mac via USB-C or USB-A - Works w/Teams, ZoomStay connected: Connect to your PC Mac with USB C or via USB A with the included USB C to USB A adapter. Enhanced audi: Dynamic EQ optimizes the quality of your voice on calls, and automatically adjusts the settings when you want high quality sound for listening to music. Intuitive controls: Easily manage calls with inline controls letting you answer end, mute, and control the volume. Secure fit: A lightweight metal headband offers durability and a