Redesigned for exceptional fit and audio performance — and available with Active Noise Cancellation, Adaptive Audio and Transparency mode for the first time in this design. The powerful H2 chip delivers clearer calls with Voice Isolation, the magic of Conversation Awareness and a new, hands-free way to interact with Siri. Footnote ⁵ Personalised Spatial Audio with dynamic head tracking places sound all around you. Footnote ⁴ Rated IP54 dust, sweat and water resistant.