Redesigned for exceptional fit and audio performance—and available with Active Noise Cancellation, Adaptive Sound, and Transparency mode for the first time in this design. The powerful H2 chip delivers clearer calls with voice isolation, the magic of conversational awareness, and a new hands-free way to interact with Siri. FOOTNOTE: Personalized spatial audio with dynamic head tracking puts sound all around you. FOOTNOTE 〗 IP54 rated for dust, sweat, and water resistance. ¹³ USB-C charging and up to 30 hours of listening time with the case. ¹ The charging case includes a built-in speaker for Find My to help you locate your AirPods 4. FOOTNOTE ¹⁰ The case also supports wireless charging using an Apple Watch charger or Qi-certified wireless chargers.