SVS - End of year accolades are piling up! AVSforum reviewed dual SVS SB- 4000 subwoofers with everything from children's movies to death metal and found validation for a “Top Choice 2018 Award"
SVS PB-4000 - HVL Electronics & Furniture
Review: SVS SB-4000 Subwoofer - HomeTheaterReview
SVS PB-3000 vs SB-4000 MONSTER Subwoofer Comparison! - Which Is Better? [4K HDR] - YouTube
The Subwoofer SVS SB-4000 – now at HiFi im Hinterhof - HiFi & Friends
New SVS SB-4000 delivered. Massive, clean bass. Went from cheap Pioneer Andrew Jones ported sub to the SVS latest and greatest sealed subwoofer. : r/hometheater
New SVS SB-4000 Sub Woofer On Demonstration - Norvett Electronics