Bose QuietComfort Ultra Headphones Gen 2

The Bose QuietComfort Ultra Headphones (2nd Gen) are premium over-ear wireless headphones with Bose noise cancellation, spatial audio and wired USB-C listening.

Key features:
- Active noise cancelling with Quiet and Aware modes and ActiveSense
- Bose Immersive Audio and a new Cinema Mode for video
- Lossless wired listening over USB-C
- Up to 30 hours of battery life (23 hours with Immersive Audio)
- Multipoint Bluetooth connection
- Customize EQ and shortcuts in the Bose app

Specifications:
- Bluetooth: 5.4, SBC and AAC codecs
- Charging: USB-C, about 3 hours for a full charge
- USB audio: 16-bit, 44.1 kHz or 48 kHz
- Weight: about 250 g
- In the box: carry case, 3.5 mm to 2.5 mm audio cable, USB-C cable

Good to know:
- Wired listening over USB-C needs a USB-C source device.
- Immersive Audio shortens battery life compared with standard listening.
- Noise cancelling can be adjusted or turned off in the Bose app.