The Sonos Arc Ultra is a premium Dolby Atmos soundbar engineered for immersive 9.1.4 spatial audio, powerful bass and exceptional dialogue clarity. Its advanced acoustic architecture combines 15 Class-D amplifiers with Sonos Sound Motion™ technology to create a wide, detailed soundstage while delivering deeper low-frequency performance from a sleek design. HDMI eARC supports high-quality TV audio, while Wi-Fi 6, Bluetooth 5.3 and Apple AirPlay 2 provide flexible music streaming. Trueplay room tuning optimises sound for your space, and AI-powered Speech Enhancement makes dialogue clearer. Expand Arc Ultra with compatible Sonos Sub and Era speakers for a complete wireless Dolby Atmos home cinema system.