Pre-owned D'Agostino Progression M550 Early Build Monoblock Amplifier Integrated designed to deliver the most

designed to deliver the most realistic and immersive music reproduction

Model #: Opus RCA

and precise in a way that bookshelf speakers at this price rarely achieve

No one listens that way

Pre-owned D'Agostino Progression M550 Early Build Monoblock Amplifier Integrated designed to deliver the mostUsed Model Pair Connect with us for more details or to make this piece your own Shop Directly at Echo Request More Info Every so often, a piece comes through that the spec sheet doesn't fully explain. This is an early Progression M550. The full M550 circuit. The full M550 power supply. Built before the second generation chassis arrived with its larger heat sinks. D'Agostino made it this way and that is the part that matters. The amplification is all