Meyer Sound DocumentationPower & CablingMPSMPSpower modulesIn this section: MPS compliance documents MPS-488X INDIA BIS REGISTRATION, PN 01.314.001.12 Revision AMPS IntelligentDC power supplies provide DC power and deliver balanced audio signals to Meyer Sound loudspeakers. MPS-488X and MPS-482HP are the core stations of Meyer Sound’s IntelligentDC technology. Learn more about MPS