Bose QuietComfort Ultra Spatial Audio Earbuds

World-class noise cancellation, breakthrough spatialized audio, and CustomTune technology that calibrates sound specifically to the unique acoustic contours of your ears. • Bose Immersive Audio pushes boundaries by creating a wider, more natural soundstage. • Three distinct listening modes: Quiet Mode for total isolation, Aware Mode for surroundings, and Immersion. • IPX4 water resistance protects against rain and intense workout perspiration. • Up to 6 hours continuous listening per charge plus 18 additional hours inside the compact charging case.