Sonos 27 adds MCP access, portable surrounds and headphone linking

What was announced

• Sonos introduced Sonos 27 on September 1, 2026 as the next version of its audio operating system. It arrives as a software update for all Sonos S2 products, and some features are available only on certain products.[1]
• Sonos names no dropped products and no end-of-update dates, and does not state Matter or AirPlay support.[1]

Rollout

• The new app navigation and portable surrounds started on September 8. Sonos 27mcp started in Early Access the same day.[2]
• Headphone linking is an Early Access feature that starts on September 29, 2026 and begins with Sonos Ace Ultra. Sonos 27voice is an Early Access feature planned for later this fall. Sonos Custom Agents are previewed for 2027.[2]

Sonos 27mcp

Sonos 27mcp connects Sonos to outside AI assistants and is built on the Model Context Protocol. Sonos names ChatGPT and Claude as examples of assistants that can connect.[2]

Portable surrounds

Sonos Move 2 and Sonos Play speakers can take on surround roles when placed near a compatible soundbar: Arc Ultra, Arc, Beam Ultra or Beam (Gen 2). The feature needs two matching portable speakers.[2]

New hardware

• Sonos Beam Ultra is a soundbar with 7.1.2 Dolby Atmos at $699. Sonos Ace Ultra is a headphone at $449. Pre-orders opened September 1 and general availability is September 29, 2026.[3]