JBL SRX818SP 18" Powered Subwoofer With 1,000W Peak Crown Amplifier | Full Compass Systems
Rockville RCS350-6 350 Watt 6 Zone 70v Commercial/Restaurant Amplifier /Bluetooth
Amazon.com: JBL BassPro SL2 Active Underseat Car Subwoofer with Built in Amplifier - Under Seat 8'' Subwoofer Car with 125 Watt Power Amplifier : Electronics