Bose Quietcomfort 2 Ultra

Type: Over-ear, wireless.

Sound: Immersive Audio (creates an immersive audio experience, as if the sound is all around you), CustomTune technology (adapts the sound to the shape of your ears).

Noise Cancellation (ANC): Proprietary adaptive system with Quiet, Aware, and Immersive modes.

Connectivity: Bluetooth 5.4 and wired connection with 2.5 mm to 3.5 mm cable (included).

Supported codecs: SBC, AAC, Qualcomm aptX Adaptive (including aptX Lossless).

Battery life: Up to 24 hours (with surround sound off) and up to 18 hours (with immersive audio on).

Fast charging: 15 minutes of charging provides up to 2 hours of listening time.

Charging port: USB Type-C.

Battery life: Up to 24 hours (with surround audio off) and up to 18 hours (with immersive audio on).

Quick charge: 15 minutes of charging provides up to 2 hours of listening time.

Charging port: USB Type-C.