Monolith by Monoprice 10in THX Select Certified Subwoofer Amplifier

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 Select Certified10" Woofer500 Watt Amplifier
THX Select 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 Select products are for medium sized rooms, up to 2,000 cubic feet in size, with a 10‑12 foot viewing distance from the screen.
10" Woofer: The Monolith™ 10" 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 a single port that can utilize a foam plug to run the subwoofer in a sealed mode.
500 Watt Amplifier: The 500W RMS amplifier is built around a Texas Instruments™ 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.
Performance Class
THX® Certified Select products are for medium sized rooms, up to 2,000 cubic feet in size, with a 10‑12 foot viewing distance from the screen.*
* Previously known as Select2
Anatomy of a Subwoofer