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Story summary
- Sonos launched the Ace Ultra headphones at a $449 price point.
- The Ace Ultra add Wi-Fi headphone linking and TV audio swap to the Sonos system.
- Senior director Andrew Sutherland said linking uses a lossy-compressed stereo stream in early-access mode.
- Users can move audio from any Sonos speaker or group to the headphones with the Content Key slider.
- The battery is user-replaceable for $25.