Klipsch KS-14 Icon Dual 4-Inch 2-Way Surround Speaker (Black Ash, Set of 2) Works with all other Klipsch Icon speakers to recreate powerful surround sound effects Highly efficient design produces more output using less energy Plays louder with less distortion than the competition Dual 1" aluminum tweeters, 4" high-output woofer Dimensions: 6.66" H x 15" W x 6.5" D