Energy speakers are renown for their superior fidelity. A favorite choice for Home Theaters. The EC 100 is a mid size center channel (18 3/4" W x 8 3/4" D x 6" H). It is a 2 way design; featuring (2) 4" woofers; a 3/4"Titanium tweeter; 8 ohms; 100 watts RMS; and a frequency response of 60 Hz to 20 kHz. This one is like new condition. A great upgrade for your sound system!