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Key Features:

  • Cardioid Subwoofer Design
Focuses bass energy forward while significantly reducing rearward sound.

  • 3,600W Class D Amplification
Massive power output for deep, high-impact low-frequency performance.

  • Advanced DSP Processing
Latest digital signal processing ensures precise control and optimized output.

  • Dual 12″ Long-Excursion Drivers
High-performance drivers engineered for powerful, extended low end.

  • 6th-Order Bandpass Chamber Design
Maximizes efficiency, punch, and directional control.

  • 15 dB Front-to-Rear Rejection
Produces dramatically more output at the front of the cabinet than the rear.

  • Precision Low-Frequency Control
Ideal for stages, venues, and events requiring tight bass management.

  • Professional Touring Performance
Designed for demanding live sound, rental, and production environments.

KS212C K Cardioid Subwoofer

Powered by a 3,600 Watt Class D amplifier, processed with the latest DSP technology, and featuring dual 12-inch long excursion drivers each arranged in a 6th order bandpass chamber, these components all combine seamlessly to produce a staggering 15 dB more output at the front of the cabinet than at the rear.

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Why Rent from Boston Audio Rentals?

Affordable Rentals

Access high-quality event equipment at fair, transparent rates. We offer flexible rental options that work for everything from small gatherings to large-scale events.

We take care of delivery, setup, and breakdown, so your event runs smoothly from start to finish. No stress, no last-minute issues—just a seamless experience.

From audio and lighting to staging and event essentials, our equipment is reliable, well-maintained, and ready to perform for any type of event.

Our experienced team is with you every step of the way—helping you choose the right equipment, assisting on-site, and making sure everything works exactly as planned.

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Your Questions Answered

Frequently Asked
Questions

We understand that planning an event can be overwhelming. Here are answers to the most common questions about our equipment rentals, packages, and services.

What types of events do you provide equipment for?

We provide comprehensive audio, lighting, staging, and audiovisual solutions for a wide range of events, including weddings, corporate functions, private parties, live performances, school events, and outdoor productions.

Yes. We offer full delivery, professional setup, and breakdown to ensure everything runs smoothly and on time—so you don’t have to worry about logistics or technical details.

Absolutely. All our equipment is industry-grade, regularly tested, and meticulously maintained to deliver consistent, reliable performance at every event.

Getting started is easy. Contact us with your event details, and our team will provide a clear, customized quote and guide you through a simple, hassle-free booking process.