5 Virtually Invisible cube speaker arrays, each equipped with two 2-1/2" drivers in a twistable configuration, provide expansive surround sound without dominating your decor Newly re-engineered, 2-driver Acoustimass module delivers deeper bass extension than previous models, for greater impact from movies and music Direct/Reflecting technology delivers open, spacious sound throughout the listening area Patented integrated signal processing compensates for the human ear's insensitivity to bass frequencies, ensuring that bass is properly balanced at any volume Cube speaker arrays are magnetically shielded to prevent video interference when placed near a TV or monitor