If you want the best from Sonos the premium entertainment set with Arc and Sub is the way to go. Here you get the top of the range Arc soundbar, paired with the well-reviewed Sub for the complete audio experience. The Arc comes out the box with immersive Dolby Atmos, and crystal clear dialogue with Speech Enhancement; while the Sub features Class-D digital amplifiers and quality sealed cabinetry, for distortion-free bass and low end response.