Technical specifications Response frequency 10dB below indicated power, -3dB 20Hz (-1,4dB) - 20kHz(-0,5dB) 9Hz - 57kHz Output power RMS 1kHz @ 1%THD one channel driven   1x 4 ohm 1350W 1x 2 ohm 2300W 1kHz @ 1%THD two channels driven   2x 8 ohm 680W 2x 4 ohm 1250W 2x 2 ohm 2000W 20Hz - 20kHz @ 1%THD both channels driven   2x 4 ohm 1150W 2x 2 ohm 1850W 1kHz @ 1%THD Bridge   1x 8 ohm 2500W 1x 4 ohm 4000W Music power, 5ms/100ms   2x 4 ohm 1600W 2x 2 ohm 3100W Distortion (THD) 1kHz,      2 ohm 80% rated power < 0,02% Distortion 20Hz - 20kHz    2 ohm 80% rated power < 0,05% Damping factor 10 - 400Hz         8 ohm > 600 Dynamics (S/N) A noise - weighted > 100dB Voltage gain 80,8 (38dB) Output stage Class H Input sensitivity (V RMS) rated power   4ohm 0,87V  (+1dB) 2ohm 0,775V  (0dB) Input impedance     unbalanced 10 kohm balanced 20 kohm Subsonic filter 25Hz, 50Hz 24dB/oct Two way active crossover   boldness 12dB/okt bordering frequency (-2dB) 75Hz - 1200Hz LED indicators  Ready, Protect, Signal, Clip Regulations, switches   front Ch A & Ch B volume back Subsonic filter, Mode switch, Crossover switch, Crossover Ch A & Ch B regulation bordering frequency Cooling Cooling fan with continous variable speed. Front to rear. Protection Automatic, silent connecting and disconnecting load, DC at output, short-circuit, thermal, ultrasonic, subsonic, limiter, softstart Power supply 230V AC, 50 Hz  +10/-15% Idle supply   current draw 0,3 A   Supply current at 1/8 rated power, szum różowy, 2x2ohm 7,5 A Supply current at 1/3 rated power, szum różowy, 2x2ohm 15 A Filter storage 120000uF Max output voltage 120V Max power dissipation 9680W Sockets   input XLR & Jack output Neutrik speakon Slew rate (with input filter and protection circuit) 40 V/us Dimensions (WxHxD) 483 x 132 x 420 mm Net weight 31kg Gross weight 32kg	Front panel  Rear panel