Processing mode: controlled by the programBypass mode: 10Hz~50kHz, +/-0.5dBu, 0dBu inputSignal-to-noise ratio: 115dB in processingTotal harmonic distortion rate in processing mode: less than 0.025% at 20~20kHzTotal harmonic distortion rate in bypass mode: less than 0.002% at 20~20kHzMaximum output: +23dBu (varies by control setting)Input Impedance: 14.7K Ohms, balanced 1/4″ stereo headphone jack or XLR jack, pin 2 for hot or “+” signalOutput Impedance: 600 Ohms, balanced 1/4″ stereo headphone jack or XLR jack, pin 2 for hot or “+” signalSensitivity: -45dBu at max processingMax Processing: +12dBu, Boost at 5kHz, 0dBu inputLo curve: +12dBu, adjustable at 50Hz, 0dBu input