Pure Class A, 100% discrete design, Smooth musical detail and sonic excellence, Variable gain preamp to +30dB, Dual microphone and line outputs, Hi-Z 3,000,000 ohm input impedance, Very low noise -100dB, High headroom +30dB, Six tone bank selections, DC coupled Class A output for superior bass, High cut switch eliminates noise, LED active signal indicator, Headphone monitor output jack, Low distortion less than 0.5% THD and IMD, High level 400 watt speaker input, Active to thru selector - ground isolation switch, 100% discrete power supplies for audio path, Internal toroidal power supply for low noise, Long lasting, stainless steel hardware.