Amazon.com: JBL Club WS1000 10" Shallow Mount subwoofer w/SSI (Selectable Smart Impedance) Switch from 2 to 4 ohm Bundled with Alphasonik Earbuds : Electronics
JBL Stadium 4 4-channel car amplifier — 100 watts RMS x 4 at Crutchfield
JBL PRX835W 1500W 15 inch 3-way Powered Speaker | Sweetwater
Amazon.com: JBL Stage 810 800W Max 8" Stage Series Single 4 ohm Car Audio Subwoofer Speaker Bundled with Alphasonik Earbuds : Electronics