Happy iOS 18 day to those who celebrate! Whenever Apple updates its operating systems it often adds a few bits to its AirPods software too, but this year it's surpassed itself: if you're the owner of a set of AirPods Pro 2,

The AirPods 4 are yet to be released, but you can preorder a pair from the Apple Store where you'll find two price points. There's the base model, equipped with Spatial Audio, for $129. Then, there's the $179 version, which include ANC and a wireless charging case.

With Active Noise Cancellation enabled, though, AirPods 4 quoted battery life drops to just 4 hours of listening on a single charge. That is a significant difference to AirPods Pro, which can last for up to 6 hours of listening time with noise cancellation active.