Bose QuietComfort Ultra Earbuds Black.The QuietComfort Ultra Wireless Earbuds operate as spatial audio earbuds for surround sound and as noise cancelling earbuds to block out background noise.
QuietComfort Ultra Noise Cancelling Headphones work as spatial audio headphones, audiophile headphones and noise cancelling headphones with a mic. Bose QuietComfort Ultra Headphones Black.