Portfolio B-Series B250-XT Crystal-clear conversations. Productivity made wireless. Blocks out… Read more B250-XTS Crystal-clear conversations. Connected to multiple devices. Blocks… Read more B350-XT Professional-grade audio. Your favorite features, customized. Blocks… Read more B450-XT Professional-grade audio. Made for maximum comfort. Blocks out 96… Read more B550-XT Engineered for superior calls in high-noise environments • Blocks out… Read more NEW B650-XT Wireless headset for clear calls with Active Noise Cancellation Read more C-Series C300-XT Professional. Powerful. Discreet. • 80% noise cancellation • Over 10… Read more C400-XT Professional-grade audio. Wearing styles for every use. Blocks out… Read more M-Series NEW M300-XT Ultra-light noise-cancelling Bluetooth headset Read more S-Series S450-XT Off-the-road relaxation. Premium Hi-Fi stereo for multimedia. Blocks… Read more NEW S650-XT 2-in-1 convertible wireless headset for clear calls with Active Noise… Read more V-Series VR11 The corded choice for voice-directed picking Advanced noise… Read more VR12 The convertible choice for voice-directed picking Advanced noise… Read more