Jensen's JPS10 PowerStation Subwoofer (Discontinued by Manufacturer) 35 to 150 Hz frequency response for house-shaking bass; uses 10-inch poly-cone driver with durable foam surround Continuously variable 50 to 150 Hz crossover lets you tailor the output to your other speakers 115 watts RMS with 10 percent THD Spring-clip speaker-level inputs and outputs plus 1 line-level RCA input for direct LFE (low-frequency effects) signals from you&#8217;re a/V receiver Measures 15.25 x 13.75 x 13.5 inches (W x H x D)