The Omni SB1 with Polk Voice Adjust Technology is a voice-optimizing 3.1 sound bar system that creates a broad, enveloping soundstage for movies, music and more. The SB1"s Voice Adjust Technology utilizes the optimized 3-speaker array with controllable voice channel level to reproduce clear, crisp dialogue so that you hear movies, music, sports and gaming like never before. The included 8" wireless subwoofer gives the SB1 system a rich bottom end while eliminating the clutter of wires.