Amazon.com: JBL SUBBP12AM - 450 Watts (150W RMS) 12” Amplified 12 in. Ported Subwoofer with Sub Level Control and Distortion Free Bass with Gravity Magnet Phone Holder Bundle : Electronics
Amazon.com: JBL Club 1224 - 12” Subwoofer w/SSI™ (Selectable Smart Impedance) switch from 2 to 4 ohm, Black : Electronics
JBL Series 30cm 12 Inches Subwoofer STADIUM 1224 | Built in AMP Sub Woofer Speakers | Croooober
JBL SUBWOOFER box S2-1224SS 30cm, 275W / 1100W.
Like New JBL 15” Subwoofer in Box with Amp and Wiring kit $500 OBO - electronics - by owner - sale - craigslist
JBL SUBBP12AM Ported Powered Subwoofer w/ 12" Sub and 150-Watt Amp
Amazon.com: JBL SUBBP12AM - 12” amplified 12” Subwoofer with Sub Level Control, Black : Electronics