Prueba de subwoofer cerrado activo SVS SB-4000 - Perfect Acoustic
SVS PB-4000 FIRST IMPRESSIONS-Yes, you need this!! - YouTube
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