The Polk Audio MagniFi Max AX SR is a 7.1.2 channel soundbar system that includes a soundbar, wireless surrounds, and a powerful 10-inch wireless subwoofer. It is designed to deliver immersive 3D audio for movies, TV, music, and games through Dolby Atmos and DTS:X, with Polk's patented Stereo Dimensional Array (SDA) technology and dedicated up-firing drivers. The system features a wide range of connectivity options like Wi-Fi (AirPlay 2, Chromecast, Spotify Connect) and Bluetooth for music streaming, along with 4K HDMI with eARC for your TV and other devices.