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
Club 1224 | 10" (250mm) and 12" (300mm) car audio subwoofers
Pasion 12SP | JBL Professional Loudspeakers | 中文 (Chinese)
Amazon.com: JBL GT-BassPro12 12-Inch (300mm) Car Audio Powered Subwoofer System, black : Electronics