Parasound HALO A23 2x125W Power Amp

  Continuous power output:
 125W RMS x 2, 20 Hz - 20 kHz, 8 Ω, both channels driven
 225W RMS x 2, 20 Hz - 20 kHz, 4 Ω, both channels driven
 400W RMS x 1, 20 Hz - 20 kHz, 8 Ω

Current capacity: 45 amperes peak per channel
Power bandwidth:  5 Hz - 100 kHz, 0/-3 dB at 1 watt
Total harmonic distortion: < 0.06 % at full power
IM distortion: balanced 16 V rms  < 0.04 %
Slew rate: > 130 V/µsecond
Dynamic headroom:  > 1.5 dB
Interchannel crosstalk:  > 80 dB at 1 kHz;
                                      > 63 dB at 20 kHz
Input sensitivity:  1 V for 28.28 V, THX Reference Level
Input impedance:   33 k Ω
S/N ratio:  112 dB, input shorted, IHF A-weighted
Damping factor:  > 800 at 20 Hz

Voltage:  Switchable for 110V - 120V or 220V - 240V

Dimensions:17-1/4" w x 4-1/8" h x 13-1/4" d, 3-5/8 " h without feet

Net weight: 28 lb.