Use your Bose QuietComfort 15 (QC15) headphones as a headset * Uses the latest noise canceling technology so the person on the other end will think you"re in a quiet office * Great for use in noisy environments - coffee shops, loud offices, airports, on the road, public transportation and more * Fits flush into the left earcup for a clean look * Inline remote can answer/end calls, modify volume, and change music on select Apple devices