Apple AirPods 4 feature a redesigned IP54-rated build for better fit and durability, powered by the H2 chip for improved sound, Adaptive EQ, and Personalized Spatial Audio. Available in standard and Active Noise Cancellation (ANC) versions with Transparency Mode, they offer up to 30 hours of battery life, support USB-C and wireless charging, and include Bluetooth 5.3 with enhanced voice isolation for clear calls.