High Dispersion center channel loudspeaker with built in powered subwoofer
Driver Size - 12" Driver Quantity -1 Driver Excursion - 25.4mm (one way) Total Driver Linear Displacement - 1645.92cm³ Room Tuning - 20Hz Frequency Response (+/-3dB) - 18-100Hz Amplifier RMS Power - 300W Cabinet Type Vented Shipping Weight - 86 lbs Internal Size - 2.40ft³ External Size - 4.16ft³ Width - 18.00" Height - 20.00" Depth - 20.0" Vent Size - 4"...
Sealed Subwoofer with 1300w amp and 18" driver. elemental Designs is out of business and this sub is therefore discontinued.
Bipolar surround speaker
Floor-standing bipolar SuperTower loudspeaker with built-in powered subwoofer
Ultra Compact Subwoofer
Definitive Technology SuperCube 6000 Ultra Compact High Performance Subwoofer
When you listen to any of Definitive Technology's award-winning powered subwoofers, you will discover true state-of-the-art bass performance, extending down well beyond the limits of audibility into the range of purely physical subsonic energy that shakes the body and stirs the soul. This has long been the most exciting, sought after and rarest of audio achievements, and now it is yours...
“Home Theater Magazine Review http://www.hometheater.com/content/two-bass-busters-and-solo-mojo Spec Sheet off of Def Tech site (http://www.definitivetech.com/products/supercube-trinity): Power Internal Amplifier Channels 1 Power 2000 watts Type Class D Driver Complement Subwoofer Quantity 2 Diameter 14" (35.56cm) Type High Excursion Active Subwoofer Driver Bass...” --brawlman