Definitive Technology Dymension DM10 Center channel speaker

Product highlights: compact center channel speaker with passive radiator for improved bass impact cloth grille-wrapped enclosure 1" aluminum oxide dome tweeter with Teteron (cloth) suspension for smooth, extended highs two 5-1/4" mid/bass woofers 9" passive radiator enhances low-frequency output Specs: frequency response: 81-23,000 Hz (-3dB) recommended amplifier power: 50-200 watts sensitivity: 90 dB impedance: 4 ohms Other info: binding post connectors dimensions (measured by Crutchfield): 19-7/16"W x 7-5/16"H x 12-5/16"D 29.1 lbs. warranty: 5 years MFR # 300564-01-00-005