2-Way Dual-Woofer Acoustic Suspension Center Channel Speaker System. The EF (Elliptical Form) Series features Waveguide horns, PMD (Polymer-injected Mica Diaphragm) woofers, and the highest quality internal Monster Cable wiring for total enjoyment of digital movie sound and music sources, plus elegant Yamaha traditional piano finish cabinets.

• High sensitivity and wide dynamic range for contemporary digital sources
• Waveguide horn allows the sound field to be shaped and controlled for optimal spatial expression in home theater environments
• PMD (Polymer-injected Mica Diaphragm) cone woofer combines high-performance materials and design for extreme accuracy
• Highest quality internal Monster Cable wiring
• High-frequency response dome tweeter delivers clear, natural highs
• Beautiful Yamaha piano finish with an elegant elliptical form

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