2 x 900W RMS (8-Ohm Stereo), 2 x 1500W RMS (4-Ohm Stereo), 2000W RMS in bridged-mono mode (8-Ohm) XLR input, XLR output, SpeakOn and binding post output connectors provide great compatibility The built-in limiter, independent DC and thermal overload protection on each channel protects the amplifier and speakers connected. Selectable sensitivity (0.77V/1.0V/1.4V ) lets you set up your rig to match your gear The Low Pass Filter (LPF) splits input, sending 20Hz-150Hz frequencies to your sub for massive and focused bass Rugged construction with heavy-duty metal 2U rack-mountable chassis holds up to touring applications