Audio Technology Custom high-excursion Apple driver Custom high dynamic range amplifier Active Noise Cancellation Adaptive Transparency Vent system for pressure equalization Personalized Spatial Audio with dynamic head tracking1 Adaptive EQ Sensors Dual beamforming microphones Inward-facing microphone Skin-detect sensor Motion-detecting accelerometer Speech-detecting accelerometer Touch control Chip Apple H2 headphone chip Apple U1 chip in MagSafe Charging Case Controls Press once to play, pause, or answer a phone call Press twice to skip forward Press three times to skip back Press and hold to switch between Active Noise Cancellation and Adaptive Transparency Swipe up or down to adjust volume Sweat and Water Resistant2 Sweat and water resistant (IPX4): AirPods Pro and charging case