Bose QuietComfort Ultra Headphones Black
2 kg) - USB-C on the headphone side, USB-A on the source side (but a C-C cable would also work with a C-capable source), 2.5-mm audio cable for the headphone side and a standard 3. - Headphone: 19.QuietComfort Ultra Noise Cancelling Headphones work as spatial audio headphones, audiophile headphones and noise cancelling headphones with a mic.