inputs.text: excellent subwoofer - purchased baby months ago amazon accompany small reasonably powerful maudio av40s produce music home wasnt satisfied lowend av 40s simply wont give lower spectrum woofer accurate tight bass full gives decent balance throughout 20hz 200hz range adjustable cutoff phase switch cutoff pedal make convenient purchase find right spot room youre set producers serious work please make sure mixing room adequately treated acoustically get accurate reference beast