Super Bass Double Magnet Speaker JBL 12-Inch 4000 Super Bass Series 4000W Peak Power 4OHMS | Lazada PH
JBL ASB7128 2x18" Passive Subwoofer, 4000W | Full Compass Systems
Pas-005 Single And Double 21 Inch Subwoofer Speaker 150 Mm Copper Ferrite 300 Magnetic Malaysian Paper Basin 4000w 8ohm(1pcs) - Cd Players - AliExpress