Plantronics P161N-U10P Polaris DuoPro Headset offers best-in-class sound quality, features over-the-head styling for increased stability. Advanced speaker technology for natural-sounding conversations. New ergonomic innovation whereby the ear pad hovers just off the user's ear, eliminating pressure on the ear and contributing to all-day comfort. Noise-canceling microphone reduces background noise in your office so your callers hear less of it; ideal for noisy environments. Innovative cord-management feature secures cord back and away from user's face. Convenient Quick-Disconnect pull-apart feature allows user to walk away from a call with headset still on head and then return to same call by simply snapping pieces back together. Comes complete with necessary Polaris cable to connect directly to the modular port on your headset-ready phone.