Amazon.com has a Polk Audio Monitor Series PSW10 Powered Subwoofer, Black Oak Finish for $199.99 with Free Shipping.
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- Cabinet dimensions measure 14 x 16.125 x 14.375 inches (WxDxH) n
- 10-inch polymer-composite dynamic-balance cone driver for tight musical bass n
- Features laser-based Klippel measurement technology for improved linearity and deep, precise sound n
- Non-resonant all-MDF enclosure construction ensures cleaner, clearer, more lifelike sound quality n
- Built-in high-current amplifier for a big bass