Folded Motion Tweeter "squeezes" air and requires almost 90% less excursion than the typical 1" dome tweeter, drastically minimizing distortion while providing a lightning fast response time Elegant yet understated styling with a flawless high-gloss, piano black finish, subtle curves, and a signature perforated grille; tower models feature a real-wood veneer finish and a stylish aesthetic certain to blend with any décor Curved design means you can point sound directly toward the desired listening area for high or low wall mounting applications Convenient push-style speaker terminals and curved inserts help guide speaker wire effortlessly into place, with removable rubber end caps on the terminal for the use of banana plugs instead of bare wire Folded Motion Cascading Bass Port allows a long tuned portto be compacted and squeezed into the Motion 4, resulting in amazingly detailed low bass that can play at high volumes with minimum distortion FEATURES Handles up to 75 watts maximum input power. For robust and controlled audio that is crisp and clear. 4" paper cone woofer. Doped for stability and damping with a rigid dust cap for powerful sound. 1-1/2" Folded Motion Tweeter. Features a large, lightweight diaphragm with superb dynamic range and clarity. Precision Vojtko crossover. With air core coil and low DCR steel laminate inductors, polyester film and low DF electrolytic capacitors. Push-style binding posts. For a simple connection. Also accepts banana plugs (not included). Bookshelf- or wall-mountable. For optimal placement. 70Hz - 25kHz frequency response. For faithful sound reproduction. 90dB sensitivity. For powerful sound. 8 ohms compatible impedance. Conducts power through the speakers.