YAMAHA NS-C444 High Performance Center channel Speaker (NSC444) 5" Polymer-Injected Mica Diaphragm (PMD) cone woofer 1" aluminum dome tweeter designed specifically for home theater applications. Tweeter utilizes Yamaha's exclusive waveguide horn Internally wired components (with Monster Cable)-- ensures a clean, clear signal from the crossover network to the speaker driver Magnetic Shielding- speaker can be placed on a TV or video monitor without picture degradation Elliptical Form cabinet High gloss black piano finish Grille design and grille cloth provide an attractive and acoustically transparent protective cover for the drivers 5" Polymer-Injected Mica Diaphragm (PMD) cone woofer 1" aluminum dome tweeter designed specifically for home theater applications. Tweeter utilizes Yamaha's exclusive waveguide horn Internally wired components (with Monster Cable)-- ensures a clean, clear signal from the crossover network to the speaker driver Magnetic Shielding- speaker can be placed on a TV or video monitor without picture degradation Elliptical Form cabinet High gloss black piano finish Grille design and grille cloth provide an attractive and acoustically transparent protective cover for the drivers