Subwoofers built into full wall entertainment center/book shelf unit - Techtalk Speaker Building, Audio, Video Discussion Forum
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12" Woofer 16 Ohms Drop in Replacement for M&K Miller and Kreisel Push Pull Subs | Mavin the Webstore
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Blue Sky Unveils Two Monitoring Components: SUB 212 Push-Pull Active Sub & SAT 8 Mid-Field Monitor - ProSoundWeb
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