Overview The Plantronics 211155-01 is a USB-C headset designed for professionals who spend long hours on calls or consuming media. It features a boomless design with a four-microphone array that combines active and passive noise canceling to deliver clear voice communication while minimizing background noise. The headset automatically switches between wideband call mode and high-fidelity stereo, providing excellent audio quality for both meetings and media playback. Its cushioned metal headband and memory-foam ear pads ensure comfort during extended use, making it suitable for remote work, open offices, and quiet home environments. Key features USB-C wired connection enables quick plug-and-play setup on Windows and macOS devices without additional drivers Boomless design with four built-in microphones that focus on your voice and reduce ambient sounds like office chatter and keyboard clicks Automatic audio mode switching from clear wideband speech during calls to rich stereo sound for music, videos, and training sessions Comfort-focused construction with a lightweight metal headband wrapped in cushioning and memory-foam ear cushions covered in soft leatherette Certified compatibility with Microsoft Teams, Zoom, and other leading unified communication platforms for seamless collaboration Key specs Connection type: USB-C wired Microphone: Four-microphone array with active and passive noise canceling Audio modes: Wideband speech and high-fidelity stereo Headband: Light metal frame with cushioning Ear cushions: Memory foam covered with leatherette Compatibility: Windows and macOS, Microsoft Teams, Zoom, and other UC platforms Connectivity and compatibility This headset connects via USB-C, providing a reliable and straightforward wired connection that works with most modern laptops and desktops running Windows or macOS. Its certification for popular communication platforms ensures that audio and microphone functions integrate smoothly without configuration hassles. This makes it a practical choice for professionals who rely on unified communication tools for daily meetings and collaboration. Comfort and design for extended use The design prioritizes comfort for users who wear the headset for hours at a time. The metal headband is lightweight yet durable, wrapped in cushioning to reduce pressure on the top of the head. Memory-foam ear cushions conform to the ears and are covered in soft leatherette, which helps maintain comfort and reduce fatigue during long calls or media sessions. The boomless microphone array keeps the workspace uncluttered and avoids the discomfort of a traditional mic boom. Ideal uses and environments This headset fits well in professional settings where clear communication and comfort are essential. It works well for remote workers, open office environments, and quiet home offices where background noise can be distracting. The automatic switching between call and media modes also makes it a strong choice for users who alternate between meetings and multimedia content throughout the day.