The RA2™ is a revolutionary amplifier designed specifically to optimize the output of Revolution Acoustics® SSP6 Multiducer™. On board digital sound processing has been utilized in specific and proprietary ways to cause vast array of materials such as glass, drywall, metal, fiberglass wood to all become high fidelity speakers. For specialized applications and materials custom EQ may be loaded . The RA2™ calibrates the audio signal to optimize the substrates own acoustic signature. All digital signal path and feedback control works to reveal the finest details of the source material for stunning fidelity. Compact size and discrete IR sensor allows the amp to be as well hidden as our transducers. Minijack input as well as RCA autosensing input makes source management easy and user friendly. IR control link and audio out jack allow amps to be ganged into large multichannel systems. Simply plug and play. The RA2™ provides the power to achieve the highest levels of audio fidelity past expectation for all your invisible audio applications.