The PreSonus T10 Temblor Active Studio Subwoofer yields an ultra-clean, even low end response that will satisfy even the most discerning ears. PreSonus loads this studio sub monitor with a 10-inch reinforced composition woofer and 170 watts of Class AB power which yields incredible clarity, punch and accuracy so you can get your mix just right. The Temblor T10 powered sub provides all the connections you'd need to incorporate it into any studio.