A 10-inch front-firing subwoofer built around a lightweight, rigid TCP driver.Thermoformed crystalline polymer wooferBuilt-in all-digital amplifierFront-firing driverLow-pass crossover and phase controlKlipsch R-101SW 10" SubwooferSKU: R101SWSpecifications Driver: 10 in TCP woofer Cabinet: 3/4 in MDF, textured wood-grain vinyl Shipping weight (approx.): 13.6 kg