JBL SRX828SP Dual 18 Inch 2000 Watt Powered Subwoofer

Experience bass like never before with the JBL SRX828SP, a subwoofer designed to do more than just fill a room — it transforms it into an unforgettable sonic landscape. As the world’s first dual 18-inch powered subwoofer, it sets a new benchmark for deep, powerful low-end performance. The SRX828SP delivers unparalleled power and clarity. With its thunderous performance, you’ll wonder how you ever settled for anything less.

JBL SRX828SP Unleashing Earth-Shaking Performance

Unleashing Earth-Shaking Performance for Every Venue

Designed for professionals who know that exceptional bass is not just heard but experienced, this powerhouse blends JBL’s 70 years of acoustic expertise with advanced technology. Giving you an effortless setup and a truly extraordinary performance.

World's First Dual 18" Configuration: Two massive drivers working in perfect harmony deliver bass frequencies from 29Hz to 150Hz with a maximum SPL of 141dB. That's enough low-end to make the ground shake and every kick drum hit like a physical force.
2000 Watts of Crown DriveCore Power: The most powerful amplifier in its class pushes these drivers with incredible efficiency and clarity, achieving a remarkable 103dB signal-to-noise ratio that keeps your bass clean and punchy even at maximum output.
Premium Neodymium Transducers: Each driver features massive 3-inch voice coils and Differential Drive® Technology, delivering exceptional power handling while keeping the cabinet surprisingly manageable for transport.

Precision Control That Pros Demand

Professional audio demands professional control, and the SRX828SP delivers with a full suite of user-configurable DSP that puts you in complete command of your low frequencies.

20 Parametric EQs: Tame even the most challenging acoustic spaces by precisely targeting problematic frequencies and sculpting your bass response to perfection.
2-Second Delay Capability: Time-align your entire system with surgical precision, ensuring every frequency arrives at your audience exactly when it should.
96kHz FIR Filters and LevelMax™ Limiting: Advanced digital processing protects your investment while maintaining pristine audio quality, even when you're pushing the limits.
Built-in Signal Generator: Pink noise, white noise, and sine wave generators make system tuning straightforward, whether you're in a familiar venue or somewhere completely new.

JBL SRX828SP Precision Control that Pros Demand

Built for the Road, Designed for Success

Great sound means nothing if your gear can't handle the demands of professional use, and the SRX828SP is engineered to go the distance.

Rugged 18mm Wooden Enclosure: The thickest construction available at this price point, finished with protective Duraplex coating that laughs off the bumps and bruises of touring life.
Smart Transport Features: Purposefully designed handles with comfort grips make loading easier, while indexed feet minimize vibrations when stacking multiple units.
Glow-in-the-Dark Controls: Navigate your settings confidently even on the darkest stages — because finding your controls shouldn't require a flashlight.
Network Control Integration: Full HiQNet compatibility with Ethercon wired connections and third-party wireless capability means you can control everything from Audio Architect, HiQnet Motion Control, or dedicated iOS and Android apps.

The Bottom Line: Professional Bass, Simplified

The JBL SRX828SP isn't just about moving air — it's about moving audiences. With its groundbreaking dual-driver design, professional-grade amplification, and intelligent control systems, this subwoofer delivers the kind of bass that separates memorable performances from forgettable ones. When your reputation depends on how your system sounds, settle for nothing less than the power and precision that only comes with seven decades of JBL innovation.

JBL SRX828SP Features:

World's first dual 18-inch powered subwoofer configuration
2000 watts of Crown DriveCore Class-D amplification
Dual neodymium transducers with 3-inch voice coils and Differential Drive® Technology
Full suite of user-configurable DSP with 20 parametric EQs
96kHz FIR filters and LevelMax™ limiting protection
2-second delay capability for precise system alignment
Built-in signal generator (pink noise, white noise, sine wave)
HiQNet network control with iOS, Android, Mac, and PC compatibility
Rugged 18mm wooden enclosure with Duraplex protective coating
Glow-in-the-dark control panel for low-light operation

CALIFORNIA PROPOSITION 65 WARNING

WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov.

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About the Manufacturer

Phone: 844-776-4899

Warranty: As of April 1, 2022, 7 Years Extended. The extended warranty applies to all product components, excluding batteries, on the Eon 700 Series, Eon One Compact, Eon One MK2, and PRX One systems. 3 Years on Batteries on the rechargeable models; 3 Years on Amps, PRX700 & PRX800 Series; 2 Years on Enclosures & Other; 1 Year on JBL Bags