The Sonos Premium Immersive Set combines Beam (Gen 2), Sub 4 and two Era 100 speakers to create a powerful wireless Dolby Atmos home cinema system. Beam delivers detailed dialogue and an immersive spatial soundstage, while Sub 4 adds deep, dynamic bass down to 25 Hz with a force-cancelling dual-woofer design. Two Era 100 speakers provide dedicated rear surround sound, bringing greater depth and direction to movies, TV, gaming and music. With Trueplay room tuning, Wi-Fi connectivity and effortless control through the Sonos app, this premium surround sound bundle delivers a refined cinematic experience with a clean, modern setup.