Advent H300 Heritage Series 2-Way Bookshelf Speakers, Silver (Pair) (Discontinued by Manufacturer) Pair of 2-way silver-finished bookshelf speakers for stereo or home theater use 6.5-inch cellulose woofer and 1-inch silk dome tweeter per speaker Recommended amp output of 10 to 100 watts; 45 Hz to 30 kHz frequency response Magnetically shielded against video interference; wall-mountable Each speaker measures 7.38 by 12.25 by 10.5 inches (W x H x D); 5-year warranty