Surround Sound System (for PS3)... Surround Sound System is the first single speaker audio solution designed specifically for the PS3 System. It utilizes Sony's proprietary S-Force technology to create the equivalent of a five speaker surround sound system. This device comes with specialized sound fields and sound modes designed specifically to enhance the gaming experience. The system features a sleek design that matches perfectly with the PS3 system and delivers dynamic sound without the clutter of a traditional home theater system. FEATURES: Proprietary S-Force technology creates the equivalent of five-speaker surround sound; Four sound fields (standard stereo vivid dynamic) and two sound modes (night dialogue) designed specifically for gaming; 2.1 channels; Integrated subwoofer for added convenience; Sleek and compact design matching PS3 system aesthetics.