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 STAGE 1210 12 inch 1000W Woofer for sale online | eBay
J BL CS1214 250W RMS 1000w peak 12" CS Series Single 4 Ohm Subwoofer for Sale in Santa Ana, CA - OfferUp
JBL Stage 1210D 1000 Watts 12" Dual 4 Ohm DVC Car Audio Subwoofer Sub 50036352185 | eBay
JBL 12" WOOFER SVC 1000 WATT(STAGE 1210) AND COMMON CRATE BLUEPRINT – BassCrate Enclosures