Short summary

An 8-inch front-firing subwoofer with a 300-watt amplifier in a sealed cabinet. KEF’s Music Integrity Engine uses DSP for precise bass, with a long-throw driver for higher low-frequency output, plus wireless via the KW1.

Key info

  • Sealed subwoofer w/ an 8 inch front-firing driver
  • 300 watt Class D amplifier
  • Long-throw driver for output at low frequencies
  • Music Integrity Engine DSP
  • The most compact model in the Kube MIE range
  • Wireless operation w/ the optional KW1

Specifications

Physical characteristics
Weight 9.4 kg
Dimensions (HxWxD) 293 x 293 x 310 mm
Speaker characteristics
Recommended Amplifier Power 300W RMS
Amplifier Class Class-D
Frequency Response 34Hz - 140Hz (-6dB)
Inputs/Outputs
Inputs RCA phono sockets, Speaker level inputs, Expansion port for KW1

Description

8-inch front-firing active subwoofer

The compact Kube 8 MIE may not take up much space, but the bass it delivers is far from small. With an 8-inch driver, it is ideally suited for smaller rooms. By sharing the same 300 Watts Class D amplifier from it’s larger siblings, Kube 8 MIE exhibits unprecedented levels of control. With Music Integrity Engine, the Kube 8 MIE is optimised to dynamically extend the bass depth.

Seamless elegance

The sealed cabinet design facilitates optimal placement, while the contemporary design seamlessly blends with the room’s decor.

Music Integrity Engine (MIE)

KEF‘s proprietary DSP (Digital Signal Processing) algorithms ensure that every component of the subwoofer works in perfect harmony. Features such as iBX Intelligent Bass Extension provides even deeper and precise bass at any listening level.

Feel the force

The Kube features a front-firing long throw driver with a large cone area and high excursion, delivering higher output at lower frequencies. Its efficient and cool-running 300W Class D RMS amplifier further enhances performance.

Versatile immersion

The most compact model in the Kube range, perfectly suited for smaller rooms and elevates your movies, music, TV and gaming experience.

Effortless wireless integration

The KW1 enables optimal placement of the Kube without being limited by cables. High-quality wireless transmission ensures the delivery of every nuance and impact from your favourite movies and music.

Well connected

Kube offers versatile connection options, including KEF SmartConnect and speaker level inputs, making connecting into any system a breeze.

3 room position EQ options

The intuitive preset options ensure excellent performance from Kube no matter where in the room it is placed.

Multiple power modes

‘Auto wake up’ detects audio signals for instant readiness, ‘Always on’ mode keeps it ready to play instantly, and ’12V trigger’ provides automatic wake-up.

Downloads

KEF Kube Info Sheet
Download PDF
KEF Kube User Manual
Download PDF

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KEF is one of Britain’s best-known loudspeaker brands, recognised for its long-running focus on acoustic engineering, clean industrial design and practical hi-fi innovation. The company is especially associated with its Uni-Q driver…