Control4 Triad RackAmp 300 Standalone Subwoofer Amplifier - 300W Mono Amp

Triad RackAmp 350 DSP v2 350 Watt Subwoofer Amplifier

Triad RackAmp 300, Standalone 300W (4 ohm) Mono Sub Amplifier - PreOwned

TRIAD Rack Amp 700 700W 1-Channel Audio Rack Amplifier Model 2700-1 MPN 2700-1 W

Triad Rackamp 700 DSP, Sub Amp-700Wx1-RCA/XLR inputs Built in DSP, Good Cond

Velodyne SC-600 Subwoofer Amplifier + Manual; Mint

Traid RackAmp 350 DSP V2 Subwoofer Amplifier (Static Noise) m779

TRIAD PowerSub Bronze Subwoofer Power Amplifier/ Amp u105 tested 12401000085811