Materials - Body: Aluminium - Caps: CNC ceramic or anodised aluminium - Cushions: Microfibre *Battery - Battery life: Up to 55 hours - Battery charging time: 30 mins for 9 hours - Quick 10-minute charge: For up to 2.5 hours - Battery charge method: USB-C *Technical Details - Distortion: 0.1% at 94dB 1kHz - Total Attenuation Up to 40dB - Frequency Response: 6Hz - 21kHz *Microphones - Built-in microphones - Noise cancelling microphones: x8 - Telephony microphones: x1 - Bluetooth wireless technology 3 - Bluetooth range: Up to 9m (30 ft)3 - Bluetooth version: 5.03 *Inputs - USB-C on the headphone side - USB-A Travel adapter kit (sold separately) *Controls - Touch: Double tap ANC, Intuitive joystick with Volume, skip track, phone calls - Buttons: Listening modes - MyDyson app - Siri