Quantum QPX2800.4 - Class A/B 3600 watts 4 CHANNEL AMPLIFIER

Quantum QPX2800.4 Class A/B 4 CHANNEL AMPLIFIER The Quantum QPX2000.4, QPX2800.4 and QPX1200.2 are equipped with a built in variable crossover network allowing you to select the crossover function and frequency for each the front channels or rear channels of the amplifier independently. Class A/B Circuitry 2 Ohm Load Stereo Capability Amber-Glow Logo Badge Audiophile Grade Components Speaker Short Circuit Protection High Efficiency Mosfet Design 12 dB Variable High Pass and Low Pass X-over Selectable: 0, 6, 12 dB/ Octave Bass Boost Buffered Line Output for Easy Daisy-Chaining Length (A) 13.7″ / (348mm) Width (B) 8.6″ / (220mm) Height (C) 1.96″ / (50mm)     GENERAL SPECIFICATIONS Rated Power @ 14.4 Volts Dynamic Power Handling 4 X 180 Watts @ 4Ω Dynamic Power Handling 4 x 360 Watts @ 2Ω Bridged 2 x 600 Watts @ 4Ω PARAMETERS Ch 1-2 High Pass Crossover 60Hz – 1.2KHz Ch 3-4 High Pass Crossover 60Hz – 1.2KHz Ch 3-4 Low Pass Crossover 50Hz – 400Hz X-Over Slope 12 dB Signal to noise ratio >90dB Bass Boost @ 45Hz 0 – 12dB Input Sensitivity 285mV ~ 6V