Power Acoustik RZ52500D Class D Amplifier, 2500W Max New Power Acoustik RZ5-2500D 2500 Watt 5-Channel Car Audio Amplifier Amp Stereo Max Power (watts) : 2,500 RMS Power 4O Bridged, 14.4V: 2 x 300 + 1 x 600 RMS Power 2O, 14.4V: 4 x 150 + 1 x 600 RMS Power 4O, 14.4V: 4 x 100 + 1 x 400