Single - JBL 2225H 15" Woofer 8-Ohm 400W 15-inch Speaker 2225 H – SALES BARON
Amazon.com: JBL Club WS1200 12" Shallow Mount subwoofer w/SSI (Selectable Smart Impedance) Switch from 2 to 4 ohm Bundled with Alphasonik Earbuds : Electronics
JBL CONTROL 50S/T - CONTROL 50CS/T SUBWOOFER (1pc per ctn) Compact surfact-mount subwoofer with