Bose QuietComfort Ultra Headphones

• Headphone:19.5 cm H x 13.9 cm W x 5.08 cm D (0.25 kg)
• Carry case:21.1 cm H x 15.7 cm W x 6.1 cm D (0.2 kg)

Material:

• Aluminium, Leather (Plastic), Leather (Protein), Plastic

Battery:

• Battery life: Up to 24 hours
• Battery charging time: Up to 3 hours
• Quick 15-minute charge: For up to 2 hours
• Battery charge method: USB-C

Microphones:

• Built-in microphone

Bluetooth: 

• Bluetooth range: Up to 9 m (30 ft)
• Bluetooth version: 5.3
• Codecs: Low Complexity Subband Coding (SBC) and Advanced Audio Coding (AAC)

Inputs:

• 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 3.5-mm jack for the device side

Controls:

• Touch: Volume, skip track, phone calls, customisable shortcut
• Buttons: Listening modes
• Bose Music app
• Siri