Apple's AirPods 4 are wireless earbuds featuring an updated design for improved comfort and stability, along with optional Active Noise Cancellation (ANC) and personalized spatial audio. They incorporate the H2 chip for enhanced audio and call quality, including Voice Isolation, and offer a more immersive listening experience with dynamic head tracking. The charging case has been redesigned with USB-C, a speaker for finding the case, and a buttonless design with touch controls.