SpecificationsSpecifications subject to change without notice.Audio SectionMax Power Output ............................................................................................................320 W × 2Rated Power OutputNormal (4 Ω) (20 Hz – 20 kHz, 0.08 % THD) ......................................................................60 W × 4Normal(2 Ω) (1 kHz, 0.8 % THD) ......................................................................................90 W × 4Bridged (4 Ω) (1 kHz, 0.8 % THD) ....................................................................................180 W × 2Frequency Response (+0, –3 dB) ..................................................................................5 Hz – 50 kHzSensitivity (rated output) (MAX.) ................................................................................................0.2 VSensitivity (rated output)Signal to Noise Ratio................................................................................................................100 dBInput Impedance........................................................................................................................10 kΩLow Pass Filter Frequency (12 dB/oct.) ............................................................50 – 200 Hz (variable)High Pass Filter Frequency (12 dB/oct.) ............................................................50 – 200 Hz (variable)Bass Boost Circuit (90 Hz) .....................................................................