New Apple AirPods 4 with Active Noise Cancellation it helps reduce low-frequency environmental noise, like airplane engines, Hvac systems, and city traffic, before it reaches your ears. Enjoy clearer calls with Voice Isolation and a new, hands-free way to interact with Siri. Personalized Spatial Audio with dynamic head tracking places sound all around you, creating a three-dimensional listening experience for music, TV shows, movies, games, and more. The entirely new acoustic architecture uses an Apple-designed low-distortion driver powered by a custom high dynamic range amplifier. Adaptive EQ automatically tunes music to your ears. Inward-facing microphones detect what you’re hearing, then adjust low and midrange frequencies to deliver rich detail in every song.