Impressive power performance, immersive detail, easy setup, fluid integration, and in-house assembled internal and external parts – the KEF Kube 8b subwoofer offers literally everything. Effortlessly add it to KEF’s LS50 loudspeakers, use it to round out a small to medium-sized home theater, or complement your computer audio system. The Kube 8b subwoofer delivers a dynamic, coherent, and accurate sound quality that will ace any music or movie you play.

Dynamic Sounding Subwoofer

• Smart Compression Limiting technology
• Sealed box-powered subwoofer
• 3 pre-programmed custom EQ settings
• Built-in class D amplifier
• Detachable power cord

Versatile Placement

Set up the Kube 8B subwoofer anywhere that’s convenient for you. The range of LFE, line and speaker level inputs, Phase selection, and 3 DSP-controlled EQ settings lets you match the sub to any room placement.

Optimal Integration

The KEF Kube 8 subwoofer is quite possibly the only premium subwoofer that designs, engineers, and assembles the driver, cabinet, and circuitry – all in-house.

Solid Bass With Compact Footprint

The Kube 8 subwoofer delivers excellent low-end sound performance without taking up a lot of space in a room.

Intelligent Bass Extension

KEF’s Intelligent Bass Extension algorithm unleashes the full potential of the custom-integrated 8-inch driver inside the Kube 8b subwoofer.