SVS on Twitter: "Biggest SVS event ever at @nfmtweets tonight! Getting the dual PB-4000 subwoofer & Prime Speaker system warmed up. https://t.co/141vOAVJIF" / Twitter
SVS on Twitter: "Jr. basshead going "Super Saiyan" after experiencing force of dual PB-4000 subwoofers. #svs #pb4000 #subwoofer #bass #soundrevolution https://t.co/4I5VX83FDf" / Twitter
SVS PB-4000 DO YOU REALLY NEED DUAL SUBWOOFERS?!? - YouTube