KEF Kube12b Subwoofer brings deep rumble to your big living room. With a large 12" driver, the Kube12b is the largest of the family delivering a deeper bass for large rooms.

Kube Series

Stylishly designed, each totally airtight unit unbridles fiery power easily, innately and perceptively. iBX technology extends the bass depth dynamically, unlocking the full potential of the driver’s power at normal listening levels or even the most extreme.

KEF’s unique capability to design, build and integrate the driver in-house, takes optimisation to a whole new level. Delivering immersive music and home theatre sound that drives you deeper into the heart of the performance.