Polk Audio 5-Piece Home Theater Speaker System, Titanium

* Compact Satellite and Center speakers feature the same integrated rear Power Port bass vent technology used in full size Polk Audio speakers. This enhances low end response and Sub/Sat blending * Dynamic Balance driver technology with mineral filled polymer cones * Anti-diffraction system for spacious imaging and excellent off-axis performance * Integrated keyhole slots & threaded screw inserts * 5-way binding posts