Apple has a new dongle that brings low latency to the AirPods Max. This means no audio lag, and smooth performance when you're gaming or livestreaming. Plus, it goes both ways, so you can use it to power up old speakers,

The upcoming update will make AirPods Max "the only headphones that enable musicians to both create and mix in Personalised Spatial Audio with head tracking."

That’s the capability to connect AirPods Max to analog sources such as the inflight entertainment on an airplane which, almost universally, still requires a cable link to a 3.5m