JBL GT-BassPro12 Ported powered subwoofer with 12" sub and 150-watt amp at Crutchfield
JBL Stage 1210 12" 1000 Watts Max Subwoofer
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JBL EON712 Two-Way 12" 1300W Powered Portable PA JBL-EON712-NA
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JBL P1224 Power Series 12" subwoofer with dual 4-ohm voice coils at Crutchfield
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
JBL BassPro 12 Ported powered subwoofer with 12" sub and 150-watt amp at Crutchfield