IQ Audio M300 300-watt Monoblock Amplifiers / pair The IQ M300 features a beautiful seamless extrusion enclosure, with machined aluminum top and bottom panels. The extrusion mounting holes are created using computer numerical control, or CNC machines  the same kind used by the aerospace industry to build critical components. This ensures absolute precision of every component of the IQ M300 enclosure. Overall, a stunning aluminum enclosure with superb fit and finish. The IQ M300 monoblock, at 150 watts RMS per channel into 8 ohms, and 300 watts into 4 ohms, provides all required power one could possibly use, in a package which is both compact and powerful. With today's increased clarity and dynamic range in music and movie soundtracks you need equipment that not only equals but also surpasses the parameters of the most demanding material available. The net result of all this effort is that the IQ M300 power amplifier has delicate detailing, excellent micro-dynamics, all from a quite black background, with powerful punch and slam, and dimensional imagery.