KEF Kube 12 MIE Powered SubwooferFeel the Earthquake with the KEF Kube 12 MIE Subwoofer The KEF Kube 12 MIE is not just a subwoofer; it's a gateway to a new dimension of sound. This 12 inch front firing active subwoofer is engineered to shake the ground beneath your feet, delivering an unparalleled bass experience that will leave you breathless. With a powerful 300 Watts Class D amplifier, the Kube 12 MIE is optimized with KEF's Music Integrity Engine to ensure a deep, dynamic bass