dbx XB140 Subwoofer Amplifier 140w Per Channel Cleaned Tested Made In USA

dbx XB150 Subwoofer Power Amplifier 2 Channel Vintage Made in USA

Subwoofer Amplifier Board Plate Amp Subwoofer Ethics Sound 350W Output

Episode SUB AMP EA-AMP-SUB-1D-110 Power Subwoofer AMP

2.1 Channel TPA3255 Digital Amplifier HiFi Bluetooth 5.2 Stereo Class D Amp

Vintage Kenwood KM-996 Stereo Power Amplifier Center Subwoofer Black 2 Ch Analog

Atlantic Technology SA-180 Subwoofer Power Amplifier, Working, Great Condition.

Dayton Audio SPA300-D 300 Watt Class-D Subwoofer Plate Amplifier