The OSD (Optimal Speaker Design) PS10 ranks #124 out of 137 total Medium Powered Home Subwoofers (30–75 lbs) for sound quality. See Top Recommended Speakers By Attribute for all the top speaker suggestions.

#124 OSD (Optimal Speaker Design) PS10: $399
Pros: 10-inch sealed driver reaches 106.0dB CEA-2010-A average for sealed enclosure control.
Cons: Discontinued.
How it compares: Just above it: Bowers & Wilkins (B&W) PV-1 - $1600 more. Just below it: BK Electronics XLS200-DF MK2 - $102 more.
| CEA-2010-A Average (40-80Hz) | 106.0 dB |
|---|---|
| Country | United States |
| Dimensions | 13.5"H x 14.25"W x 13.5"D (342.9 x 361.9 x 342.9 mm) |
| Discontinued | Yes |
| Driver | 10" (254mm) driver |
| Driver(s) | (1) 10 inch |
| Enclosure | sealed |
| Frequency Response | 25-180Hz |
| Measurement Source | Brent Butterworth |
| Output SPL at 20 Hz | 79.0 dB |
| Output SPL at 25 Hz | 87.3 dB |
| Output SPL at 31.5 Hz | 92.0 dB |
| Output SPL at 40 Hz | 98.5 dB |
| Output SPL at 50 Hz | 105.3 dB |
| Output SPL at 63 Hz | 109.9 dB |
| Output SPL at 80 Hz | 110.1 dB |
| Power Output (Watts) | 125W RMS |
| Warranty | 2 |
| Weight | 33.1 lbs / 15.0 kg |
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Product prices and availability were last checked July 31, 2026 at 5:30 AM UTC 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.