MartinLogan - Dynamo 400 8" 150W Ported, Compact, Powered Subwoofer - Satin Black

115W maximum power; dual-layer mica woofer diaphragm; motion feedback technology; crossover; push-type phono input terminal

Upgrade your sound system with this MartinLogan Dynamo 400 subwoofer. The high-excursion 8-inch woofer and powerful amplifier provide up to 150W of clear, booming audio with a frequency response between 30Hz and 200Hz. This MartinLogan Dynamo 400 subwoofer supports both two-channel and multichannel setups thanks to its versatile input and output ports.