Cambridge SoundWorks Newton Series MC300 Main/Center Speaker (Each), Slate (Discontinued by Manufacturer) Speaker Dimensions: 13.25"H x 5.25"W x 6"D 1-inch reinforced silk dome tweeter with Neodymium magnet Compatible with receivers or amplifiers rated from 10 to 150-watts per channel Magnetically shielded, for use near TVs 10-year Manufacturer's Warrantee