MartinLogan - Motion Dual 5-1/2" Passive 2.5-way Center-Channel Speaker - Matte White

Recommended amplifier power: 20 - 225W; two 6-1/2" composite glass fiber woofer; 4" composite glass fiber midrange; 1" aluminum tweeter; Bass Reflex enclosure; 45Hz - 32kHz frequency response; 87dB sensitivity; 8 ohms nominal impedance

Get a more dynamic sound with this MartinLogan Motion 30i center channel speaker. A Folded Motion tweeter delivers clean, detailed high tones, and the dual 5.5-inch aluminum cone woofers produce rich and accurate bass. This MartinLogan Motion 30i center channel speaker has two rear-firing bass ports that help enhance bass response.