White Calls/Music/Sport/Everyday In-ear Headset Wireless Bluetooth 5.3 Intraaural Earbuds Microphone type: Built-in Built-in battery Iconic. Now supersonic. A completely transformed audio experience. Immersive, theater-like sound. 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. Active Noise Cancellation AirPods 4 now offer the option for Active Noise Cancellation in this open-ear design for the very first time. Powered by the H2 chip and upgraded microphones, it helps reduce low-frequency environmental noiselike airplane engines, HVAC systems, and city trafficbefore it reaches your ears. Performance Works with Apple Siri Yes Adaptive EQ Yes Personalized Spatial Audio Yes Audio chip Apple H2 Conversation Awareness Yes Adaptive Audio Yes Motion sensor Yes Optical sensor Yes Accelerometer Yes BeamForming Yes International Protection (IP) code IP54 Protec