7200 Watt Peak power - 3600 Watt RMS, 143 dB max SPL, 25 Hz - 120 Hz frequency response, 2 x 21" Woofer, DSP controlled Input section with selectable presets, Delay control, Integrated mechanics for multiple configurations with HDL50-A, HDL20-A, HDL10-A, RDNet remote and control, Baltic birch tour grade cabinet