The KC92 features two 9-inch drivers, derived from our flagship Blade HiFi Speaker. Their hybrid structure, with a shallow, concave aluminium skin atop a paper cone, boasts a substantial motor system and a vented design in the voice coil. This design achieves linearity and vanishingly low distortion, ensuring every detail is uncovered regardless of volume.
Q: What is the RMS power output of the subwoofer?
A: The RMS power output of the subwoofer is 1000 watts.
Q: What is the subwoofer's weight?
A: The KC92BL subwoofer weighs 44 pounds.
Q: What is the maximum frequency response of the subwoofer?
A: The maximum frequency response of the subwoofer is 200 kilohertz.
Q: Can the subwoofer be connected to other audio devices using RCA inputs?
A: The KEF KC92 subwoofer can be connected to other audio devices using RCA inputs.
A: This subwoofer is enclosed.
Q: Do the drivers in the subwoofer come from the flagship Blade HiFi Speaker?
A: Yes, the KC92 features two 9-inch drivers that are derived from KEF's flagship Blade HiFi Speaker.
Q: What is the difference between the new KEF KC92 and older KF92?
A: Differences seem to be fairly minor: Available in white or black. P-Flex "Origami" surround. 3 power modes; always on, auto wake up, 12V trigger. USB-C input for firmware updates LFE mode moved to EQ knob.
A: undefined

The KC92 features two 9-inch drivers, derived from our flagship Blade HiFi Speaker. Their hybrid structure, with a shallow, concave aluminium skin atop a paper cone, boasts a substantial motor system and a vented design in the voice coil. This design achieves linearity and vanishingly low distortion, ensuring every detail is uncovered regardless of volume.

The KEF KC62 Uni-Core force cancelling subwoofer has changed the rules of subwoofer design forever. Performance levels are at complete odds with this compact subwoofer’s football-sized dimensions, with unprecedented depth and breath-taking accuracy delivered in equal measures.

Born from three decades of SVS design expertise, the SB17-Ultra R|Evolution subwoofer represents the pinnacle of subwoofer performance. Featuring a massive 17" driver with dual 8" coils, powered by a powerful amplifier with DSP intelligence, the subwoofer incorporates advanced power management and auto EQ room correction. The benchmark for reference subwoofer experiences has arrived. Experience breathtaking low frequencies with unerring accuracy, musicality, and precise control. From the deep, chest-thumping slam of cinematic soundtracks to the delicate nuance of musical bass, every note is rendered truthfully. Whether heard or felt, low frequencies are delivered effortlessly without sacrificing sonic fidelity or refinement. With extension down to 15Hz, below the threshold of human hearing, the SB17-Ultra R|Evolution brings sound to life with visceral, jaw-dropping impact.

The all new 9x has even greater output than before, but the headline news is the way it sacrifices nothing in clarity and transparency to achieve this. At this price it opens the pathway for owners of high performance European floor and stand mounted monitors and smaller panel speakers to enjoy truly full range sound.
| Pros for KEF - KC92 Subwoofer - White | |||
|---|---|---|---|
| Bass Quality | Sound Quality, Bass, Size | There were no pros for this product— | Sound Quality, Bass, Power |
Rating 4.8 out of 5 stars with 11 reviews
The vast majority of our reviews come from verified purchases. Reviews from customers may include My Best Buy members, employees, and Tech Insider Network members (as tagged). Select reviewers may receive discounted products, promotional considerations or entries into drawings for honest, helpful reviews.