Amazon.com: JBL GT-BassPro12 12-Inch (300mm) Car Audio Powered Subwoofer System, black : Electronics
JBL Stage 3001 Full-Range Car Audio 300W RMS Class D Mono Subwoofer Amplifier Bundle Combo with JBL Club WS1000 800W 10" Club Series 2 or 4-Ohm Selectable Shallow-Mount Car Audio Subwoofer -
BRX300 | JBL Professional Loudspeakers
Specifications - JBL SUB300 Service Manual [Page 3] | ManualsLib