JBL Stadium 1000 Subwoofer Amplifier Bundle with 2x 12" Subwoofers & Wiring Kit | eBay
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 SRX828SP | 18" Dual Self-Powered Subwoofer System
Stage 1220B subwoofer enclosure | Dual 12" Stage subwoofers mounted in a slot-ported enclosure