DAS Audio Action-S18A, Active 18"" Bass Reflex Subwoofer, Class-D amplifier, Power: 750 W RMS / 1500 W peak, Frequency range: 35 - 125 Hz, Maximum level: 134 dB, Inputs: 2x XLR/jack combo, Output: 2x XLR, Integrated 24 bit DSP with two different presets, 35 mm Speaker flange, Dimensions (H x W x D): 720 x 545 x 660 mm, Weight: 42.5 kg, Colour: Black