Yamaha NS-C310BL 2-Way Bass-Reflex Center Speaker - Each (Black) 2-way bass-reflex center speaker Designed to reproduce the full, dynamic sound of HD sources Woofers use light aluminum cones for extremely clear, high resolution bass sound 1-1/8 soft dome tweeter with Neodymium magnet Slim, precision-shaped cabinet with cool, high-tech sandblasted aluminum baffle front panel