JBL 5048239X 2279H 18-Inch Replacement Woofer for SRX828S | PSSL ProSound and Stage Lighting
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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 Replacement Woofer Control 25 – Thomann United States