Energy eXL-15 2-Way Bookshelf Speakers, White (Pair) (Discontinued by Manufacturer) Pair of 2-way bookshelf speakers with white finish for stereo or home theater applications 5.5-inch injection-molded polypropylene cone woofers with rubber surrounds minimize distortion 0.5-inch aluminum dome tweeters with cloth suspensions produce superb, natural highs 60 Hz to 20 kHz frequency response; recommended power handling of 15 to 100 watts Magnetically shielded against video interference; 6 x 10 x 9.25 inches (W x H x D) each; 5-year warranty