Inside the Apple audio lab where AirPods are tested and tuned

A rare tour of Apple's audio lab reveals the meticulous testing behind AirPods Pro 3. Engineers work in specialized rooms including audio metric booths for hearing tests, tuning studios named after famous recording spaces, and an anechoic chamber for eliminating unwanted noise. The "Fantasia Lab" with its spherical speaker setup verifies features like spatial audio, active noise cancellation, and transparency mode—representing Apple's commitment to creating authentic sound experiences across its products.