Volume Pricing (Log In to see Member Pricing)
Monolith 12" THX Ultra Subwoofer
The Monolith THX® certified subwoofer sets the standard for bass output, low distortion, and affordability. With chest thumping bass that plays down to well under 20Hz, the Monolith subwoofer unleashes cinema level volume, with the ability to convey and articulate the subtle nuances of music.
THX Ultra Certified: THX engineers completed hundreds of different scientific tests to ensure the highest audio performance possible. The tests ensure the speaker can reach the high volumes necessary to achieve THX Reference Level without creating audible distortion or artifacts. THX Certified Ultra products are for large sized rooms, up to 3,000 cubic feet in size, with a 10-12 foot viewing distance from the screen.
12" Woofer: The Monolith 12" driver was developed from the ground up, with a design focus on achieving output, accuracy, dynamics, and linearity, while minimizing distortion. Enclosed in a cabinet made from HDF material, massive internal bracing, and outfitted with dual ports that can utilize a foam plugs to run the subwoofer in a sealed mode.
500 Watt Amplifier: The 500W RMS amplifier is built around a Texas Instrument 48-bit data path (with 28-bit filter coefficients) and DSP engine. Each amplifier's transfer function, power output limiting and thermal protection are monitored to the millisecond and are customized for each individual driver. The high efficiency Class D amplifier modules are based on a proven topology that has been continuously refined over the past 4 years. The amplifier has vast reserves of power for highly accurate, deep bass for your home theater or music system.
THX Certified Ultra products bring the cinematic experience to large home theaters, 3,000 cubic feet in size, with a viewing distance of 12 feet or greater from the screen.*
* Previously known as Select2
Buy with Confidence
Monoprice not only stands behind every product we sell with a 5 year replacement warranty, we offer a 30-day money back guarantee as well! If the product you purchase does not satisfy your needs, send it back for a full refund.
Quality at a Fair Price
Monoprice's rugged design and rigid quality control standards deliver high quality products at fair prices.
Hassle Free Packaging
Monoprice exists to bring simplicity, fairness, and confidence to technology choices. This product features recyclable packaging that is simple to open, cost effective, with minimal waste, and fully protective as it travels to you.
Service & Support
You're never on your own with Monoprice products! We have a full team of friendly and knowledgeable technicians available to answer your questions, both before and after the sale. Contact our technical support team for questions about our products, troubleshooting, or even suggestions for products to fit your particular needs. Not to be outdone, our friendly and helpful customer service team is here to make your ordering, delivery, and any possible returns a quick and painless operation, from start to finish!
THX® and the THX logo are trademarks of THX Ltd., registered in the U.S. and other countries.
|Cone Material||2 layer long fiber pulp/glass fiber cone|
|Voice Coil||60mm with high temperature aluminum wire and black anodized aluminum bobbin|
|Surround||FEA optimized NBR (nitrile budadiene rubber)|
|Motor||FEA optimized, 2 aluminum shorting rings, undercut T-pole focused field|
|Magnet||Ceramic Y35, 2 pcs total 144 oz.|
|Enclosure||Sealed or vented HDF cabinet with horizontal and vertical bracing|
|Amplifier||Class D 500Wrms|
|Frequency Response (-6dB)||Sealed||Vented (1 port)||Vented (2 ports)|
|Harmonic Distortion||<1% 20-100Hz (90dB @ 1m)|
|Variable Level Control||+15/-20dB|
|Crossover||Inline/Bypass variable 40-160Hz|
|Inputs||RCA (2), XLR|
|Signal Turn On||Selectable always on/auto|
|Auto Turn Off||30 minutes|
|Dimensions (H x W x D)||22.8" x 16.7" x 23.6" (580 x 425 x 600mm)|
|Net Weight||98.5 lbs. (44.7 kg)|
|Gross Weight||125.7 lbs. (57 kg)|