The multi-channel DSP brain that interprets the incoming audio signal (CD, broadcast, etc.) and converts it into multiple channels which will be recognized and responded to by the multiple specialized speakers (channels) within this premium audio system

Provides the necessary power to amplify these signals to each and every speaker, at each and every moment, to provide rich, full, ambient sound, no matter what the signal source

a sophisticated signal mixer that blends the amplified signals into a superb stereo listening experience for all of the vehicle occupants