JBL SW10 10" 300W Wireless Subwoofer for the JBL JBLSW10BLKAM
4) HC55 5.25" 300 Watt White In-Ceiling Home Theater Speakers+JBL Subwoofers - Rockville Audio
JBL Stage 3001 Full-Range Car Audio 300W RMS Class D Mono Subwoofer Amplifier Bundle Combo with JBL Club Marine 10" Marine Audio Multi-Element White LED Subwoofer (Bulk Packaging) - Road Entertainment