RELATED POSTS Constellation Audio unveils Performance 2 Series R_video compatible with widescreen displays Shanling SCD3.3 Reference SACD Player Lands in the United States What’s in a name? Well, a name can tell you a lot. As in this case, with the Momentum update. The MvX stands for Mass times Velocity, which is the equation for … Continue reading Dan D’Agostino Momentum M400 MvX update