AirPods 4—a totally transformed audio experience with Voice Isolation, Siri Interactions and Personalized Spatial Audio. Featuring an updated fit for all-day comfort. LegalAvailable on compatible devices running iOS 18, iPadOS 18 or macOS Sequoia and later when paired with AirPods 4, AirPods 4 with Active Noise Cancellation or AirPods Pro 2 with the latest firmware.Spatial Audio works with compatible content in supported apps. iPhone with TrueDepth camera required to create personalized profile.Siri and activating with just “Siri” may not be available in all languages or in all areas, and features may vary by area. Compatible device and internet access required. Cellular data charges may apply. Activating with just “Siri” is not available on AirPods with the H1 headphone chip and Intel-based Mac computers. Devices must support and have the latest operating system software.Requires a compatible Apple device running the latest operating system software.Find My functionality requires iOS 18 or later.Testing conducted by Apple in July and August 2024 using preproduction AirPods 4 with Charging Case paired with preproduction iPhone 16 Pro Max units, all with prerelease software. The playlist consisted of 358 unique audio tracks purchased from the iTunes Store (256-Kbps AAC encoding). Volume was set to 50% and Spatial Audio was off. Testing consisted of full AirPods battery discharge while playing audio until the first AirPod stopped playback. Battery life depends on device settings, environment, usage and many other factors.Testing conducted by Apple in July and August 2024 using preproduction AirPods 4 with Charging Case paired with preproduction iPhone 16 Pro Max units, all with prerelease software. The playlist consisted of 358 unique audio tracks purchased from the iTunes Store (256-Kbps AAC encoding). Volume was set to 50% and Spatial Audio was off. Testing consisted of full AirPods battery discharge while playing audio until the first AirPod stopped playback. The drained AirPods were charged to 100 percent, then audio playback was resumed until the first AirPod stopped playback. This cycle was repeated until both the AirPods and charging case were fully discharged. Battery life depends on device settings, environment, usage and many other factors.Charging requires a compatible USB-C charger.AirPods 4 are dust-, sweat- and water-resistant for non-water sports and exercise. Products including charging case were tested under controlled laboratory conditions and have a rating of IP54 under IEC standard 60529. Dust, sweat and water resistance are not permanent conditions, and resistance might decrease as a result of normal wear. Do not attempt to charge when wet; refer to https://support.apple.com/kb/HT210711 for cleaning and drying instructions.