Klipsch
SPL-120 12” Powered Subwoofer
Best high-performance subwoofer for immersive home theater and music setups.
The Klipsch SPL-120 is engineered to deliver best-in-class low-frequency output for your home theater or music system. It pairs a high-efficiency Class-D amplifier with a 12-inch spun copper Cerametallic woofer, ensuring minimal distortion and clean, powerful bass. Klipsch's exclusive internal-flare geometry port technology minimizes unwanted noise, while the front-firing design allows for flexible setup. Fine-tune the performance to your space using the Low Pass Crossover and Variable Phase controls. Connectivity is versatile, supporting both RCA and wireless inputs for dual system compatibility.
$849.00
Owner Satisfaction
4.6
/ 5
Category Rank
1857
/ 6570
#1857 in Speakers
Price vs Category Average
-42%
Below average
Amplifier Power Output
300600
/ W RMS / W Peak
Who it's for
- Home theater enthusiasts needing powerful, room-filling bass
- Audiophiles demanding clean, distortion-free sound at high volumes
- Design-conscious homeowners wanting flexible, wireless placement options
Who should skip it
- Apartment dwellers with limited floor space
- Budget-focused shoppers looking for entry-level pricing
- Critical music listeners preferring the precision of sealed subwoofers
Performance breakdown
Bass Impact
The 600W peak output delivers authoritative, room-shaking low-frequency performance.
Distortion Control
Cerametallic woofer technology maintains clean, tight audio even at high volumes.
Placement Flexibility
Front-firing port design allows for easy integration into tight room corners.
Tuning Precision
Variable phase and crossover controls offer granular command over your soundstage.
Connectivity Versatility
Dual RCA and wireless input options simplify complex home theater setups.
Build Durability
Scratch-resistant finish and robust construction ensure long-term aesthetic and structural integrity.
Key Specs
Amplifier Power Output
300W RMS / 600W Peak
Woofer
12" Spun Copper Cerametallic™
Port Type
Bass-Reflex via Exclusive Front-Firing Internal Flare Port
Connectivity
Line Level / LFE RCA inputs, Wireless inputs
Dimensions
17.75” x 14.7” x 19.9”
Finish
Premium Scratch-Resistant
Features
Shock-absorbing rubber feet, steel grille posts
Features
- Delivers best-in-class low-frequency output
- High-efficiency Class-D amplifier for clean power
- Spun Copper Cerametallic woofer for low distortion
- Exclusive front-firing internal flare port technology
- Allows for flexible placement options
- Includes Low Pass Crossover and Variable Phase tuning
- Supports both RCA and wireless inputs
- Premium scratch-resistant finish and durable build
What customers say
Customers overwhelmingly praise the Klipsch SPL-120 subwoofer for its exceptional power and audio quality. The core theme is impactful, clean bass delivery that dramatically enhances both movies and music. Reviewers consistently note the subwoofer produces deep, articulate low frequencies without distortion, easily filling large spaces. The robust build quality aligns with expectations for a premium component. While its size is significant, users feel the superior performance and tight response justify the investment. Once properly integrated, this subwoofer is highly recommended for achieving high fidelity in home theater setups.
Know before you buy
The front-firing design allows you to place the subwoofer closer to walls or inside cabinetry without compromising sound quality. It also helps minimize port noise, resulting in cleaner, more accurate bass output.
Yes, the SPL-120 supports wireless connectivity, which is ideal if you want to avoid running long cables across your room. You will need a compatible Klipsch WA-2 Wireless Subwoofer Kit to enable this feature.
These controls allow you to blend the subwoofer seamlessly with your main speakers. The Low Pass Crossover determines the frequency where the subwoofer takes over, while the Variable Phase control ensures the subwoofer's sound waves align perfectly with your speakers to prevent muddy or thin-sounding bass.
Absolutely. The 12-inch Cerametallic woofer and 600W peak power provide the punchy, fast response needed for music, while still delivering the deep, cinematic rumble required for movie soundtracks.
The SPL-120 features a premium, scratch-resistant finish designed for durability. You can simply wipe it down with a soft, dry microfiber cloth to keep it looking clean and new.
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$849