Apple HomePod surround system: Four‑speaker surround and Party Mode under test

Apple is reportedly prototyping an expanded HomePod home‑theater configuration, as code unearthed from audioOS 27 beta 8 reveals a four‑speaker surround system and a new “Party Mode.”

Apple HomePod surround system details emerge

The firmware references a front‑left, front‑right, rear‑left and rear‑right arrangement, complete with automatic room calibration, speaker‑position mapping, timing tweaks, bass management and EQ. For stereo tracks the code can either spatialize audio across all ↑ 4 speakers or lock playback to the two front units. Forklift appears to be a new tuning engine that pairs two second‑generation HomePods with two yet‑unidentified AID12007 devices, hinting at a future HomePod mini or third‑gen model. Party Mode aims to diffuse the sound field for broader room coverage, moving away from a single sweet spot. A

“more immersive listening experience”

is promised, according to the source code. Apple has not yet exposed UI controls for a four‑speaker setup in the Home app or Apple TV, and no official statement exists. Industry watchers note that Bloomberg’s Mark Gurman recently linked a new HomePod mini, Apple TV refresh and smart‑home hub to Apple’s broader hardware push, which could dovetail with these features. As the tech world recovers from the recent pandemic, the timing of a HomePod upgrade may reshape living‑room audio markets. For broader context see Reuters and Bloomberg.