SVS - Middle port plugged for deepest low frequency extension possible. #svs #pb4000 #subwoofer #hometheater #soundrevolution | Facebook
![SVS on X: "Jr. basshead going "Super Saiyan" after experiencing force of dual PB-4000 subwoofers. #svs #pb4000 #subwoofer #bass #soundrevolution https://t.co/4I5VX83FDf" / X SVS on X: "Jr. basshead going "Super Saiyan" after experiencing force of dual PB-4000 subwoofers. #svs #pb4000 #subwoofer #bass #soundrevolution https://t.co/4I5VX83FDf" / X](https://pbs.twimg.com/media/EgjBv4vXcAMi5zJ.jpg:large)
SVS on X: "Jr. basshead going "Super Saiyan" after experiencing force of dual PB-4000 subwoofers. #svs #pb4000 #subwoofer #bass #soundrevolution https://t.co/4I5VX83FDf" / X
![SVS PB-4000 Ported Subwoofer 13.5" Driver 1200 Watts RMS Piano Gloss Black ( PB-4000) | Centre Hi-Fi SVS PB-4000 Ported Subwoofer 13.5" Driver 1200 Watts RMS Piano Gloss Black ( PB-4000) | Centre Hi-Fi](https://www.centrehifi.com/wp-content/uploads/2023/06/svs-pb4000-piano-black-02-768x768.webp)