Sonos announced Sonos 27, a new operating system for its audio devices, at the IFA 2026 trade fair in Berlin on 2026-09-02. ^[1] The Sonos Ace Ultra headphones, announced at IFA 2026, feature 40mm transducers, adaptive active noise cancellation with ten microphones, 35-hour battery life, and Headphone Engine 2 for direct Wi-Fi linking to the Beam Ultra, priced at $449. ^[2] The Sonos Beam Ultra soundbar, announced at IFA 2026, delivers 7.1.2 Dolby Atmos with nine class D amplifiers and AI-powered voice enhancement, priced at $699 and available from 2026-09-29. ^[3] Sonos 27 will integrate OpenAI's ChatGPT, allowing users to control their audio systems using voice commands without leaving their current conversation. ^[4] Sonos announced the launch of the Sonos Beam Ultra soundbar, which features nine custom drivers, Dolby Atmos support, and AI Speech Enhancement for clearer dialogue. ^[5] Sonos confirmed the release of Sonos 27, a next-generation operating system that will bring AI control through multiple assistants, new audio routing capabilities, and an improved app experience. ^[6] Sonos is launching the Sonos Ace Ultra headphones, which offer up to 35 hours of battery life, active noise cancellation, and a feature to transfer audio from the Sonos system to the headphones with a single press. ^[7] Sonos Fabric is a new technology announced by Sonos that allows its devices to detect each other and adapt acoustic settings in real time based on available devices. ^[8]