Adam Sub 15, Active Subwoofer 15", Frequency Range: 20 Hz - 150 Hz, switchable crossover frequency 50 Hz / 150 Hz, Amp. Power RMS/Music: 1000 W / 1200 W, max. Peak: 112 B (1m), XLR and RCA I/O, Dimensions: 635 x 470 x 525 mm (HxWxD), Weight: 52 kg