The Monoprice MSUB-A122 ranks #116 out of 145 total Medium Home Subwoofers (30-75 lbs) for sound quality. See all Subwoofers rankings for every top pick.
Brand: Monoprice
Prices on this page were last checked September 14, 2026 at 1:47 AM UTC. Product prices and availability are accurate as of that date/time and are subject to change; the price and availability shown on Amazon at the time of purchase will apply to the purchase of this product.
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#116 Monoprice MSUB-A122 eBay
Pros: 12-inch ported with 150W RMS delivers 109.3dB average. Curved enclosure design. Powerful full midrange output 40-63Hz. Compact affordable option for home theater bass.
How it compares: Just above it: Monoprice Monolith M10-S. Just below it: RBH Sound S-10.
| Amplifier Power | 150W RMS |
|---|---|
| CEA-2010-A Average (40-80Hz) | 109.3 dB (avg of 3/4 bands) |
| Country | United States |
| Dimensions | 17"H x 17.2"W x 17.5"D (431.8 x 438.1 x 444.5 mm) |
| Drivers | 12" (305mm) driver |
| Frequency Response | 25-250Hz |
| Measurement Source | Brent Butterworth |
| Output SPL at 31.5 Hz | 92.3 dB |
| Output SPL at 40 Hz | 106.3 dB |
| Output SPL at 50 Hz | 111.9 dB |
| Output SPL at 63 Hz | 109.6 dB |
| Weight | (75 lbs (34 kg)) |
- Reviews, Comparisons and Sound Samples
- Independently measured by Brent Butterworth; the published figures above come from this ASR subwoofer measurement thread.