World-class noise cancellation and sound tailored to you. QuietComfort Ultra Earbuds are the ultimate wireless noise cancelling earbud experience. What’s in the Box 2 Bose QuietComfort Ultra Earbuds Bose Fit Kit: 3 pairs of ear tips (small, medium, large) 3 pairs of stability bands (1, 2, 3) Charging case USB-C® (A to C) cable (12") Like new, never used.