12-inch active subwoofer, the Kef Kube12b - Black - Subwoofer

The Kube12b is designed to deliver the deepest bass for music and movies, if you want to fully experience the low, look no further. Perfect for creating a deep and clean thundering low in large rooms. The Kube 12b has a 300 watt Class D amplifier and a large 12-inch bass unit, with iBX technology to make the low end extra dynamic.

Hear new dimensions in sound with Kube subwoofers

The Kube 12b effortlessly unleashes explosive power. iBX technology dynamically expands low-end reproduction, and KEF's unique ability to design, build and integrate the driver in-house takes optimization to a whole new level. Inspiring immersive music and home theater sound that takes you to the heart of the performance.

Immersion

Go deep or go home. KEF's design and engineering team worked together to develop iBX. This Intelligent Bass Extension algorithm creates extended depth that unlocks the full potential of the driver. The result is unparalleled precision and ultimate cooperation between amplifier, driver and enclosure.

Easy configuration of the Kef Kube12b - Black - Subwoofer

Kube subwoofers offer unmatched flexibility and fit optimally into any music system imaginable: an array of LFE, line and speaker-level inputs, phase selection and DSP-controlled EQ settings help you get the most out of a Kube. Put the sub in a location convenient to you and start exploring new depths in playback.

Integration

KEF may be the only high-end speaker manufacturer to design, engineer and assemble the driver, enclosure and circuitry in-house. This level of integration means we are committed to pure sound and the Kube stays true to that ideal. The result is a driver, enclosure and amplifier that are perfectly matched.