The Sonos Sonos Ace Ear Cushions delivers the room-filling, high-fidelity audio quality that has made Sonos the world's premier multi-room wireless audio brand, designed to integrate seamlessly into any Sonos system for synchronised whole-home or zone-based sound control from the Sonos app. Replacement ear cushions for Sonos Ace. Breathable premium material.. Supports streaming from all major services including Spotify, Apple Music, Tidal, and Deezer, and connects via AirPlay 2 for direct streaming from any Apple device. Whether used as a standalone speaker or grouped with other Sonos products, it maintains the consistent Sonos audio standard and simple, elegant user experience the brand is built on.