Quantum Audio QU5500.1D 5,500 Watts Max Ultra Series Monoblock Class D Amplifier

Class D 1O stable monoblock
Rated power at 14.4V
Audiophile-grade components
High-efficiency MOSFET design
Variable low-pass crossover
Crossover slope: 12dB
Bass boost at 45Hz
Signal-to-noise ratio: >90dB

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