Definitive Technology Dymension DM60 Mid-Size Bipolar Tower Speaker with 8 Powered Subwoofer (Each)The Dymension™ DM60 fills your home theater with larger-than-life sound. Crystal clearhighs, incredible depth-of-field, and thunderous bass envelop you whether you’reenjoying the latest blockbuster or your favorite songs. Innovations include aluminumoxide tweeters, an adjustable Balanced Double Surround System™ (BDSS) bipolar array,an integrated powered subwoofer with 3XR™ technology, and a robust Class D amplifier.Product Features:• Fully balan