KLH HT 300BW 3-Piece 300-Watt Surround Sound Speaker System (Beechwood) (Discontinued by Manufacturer) 3-piece speaker system with pair of satellite speakers and center channel speaker 2-way satellite speakers include 4.5-inch fiber-cone woofers and 0.62-inch polycarbonate tweeters Center speaker boasts dual 4.5-inch fiber-cone woofers and 0.62-inch polycarbonate tweeter 80 Hz to 20 kHz frequency response; safe with amps rated 5 to 100 watts Magnetically shielded; 5.94 by 8.88 by 5.12 inches (satellites); 18.5 by 5.94 by 5.12 inches (center)