From our engineering department:
PowerStage 700 Audio Specifications
• Speaker Outputs
o THD+N @ 1kHz, full rated power - ≤0.03%
o THD+N @100 Hz, 1 W out – ≤0.005%
o Output referenced idle noise
• A-weighted ≤130µV
• Unweighted ≤160µV
o Dynamic Range, A-weighted @ 700W – 117 dB
o Bandwidth – 10 Hz to 70 kHz ± 3 dB
• XLR Outputs
o THD+N @ 0dBu - <0.02%
o Max. output Voltage before clipping – 8V RMS
o Noise referred to output – 31.6µV
o Noise referred to input – 109dBV
o Dynamic range, referred to max. output – 108dB
• EQ Parameters
o Bass +/- 13 dB @ 87 Hz
o Midrange +/- 13 dB @ 712 Hz
o Treble +/- 13 dB @ 6.61 kHz