The multichannel DSP brain 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 the 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 multichannel surround sound listening experience for all of the vehicle occupants. In essence, with JBL Synthesis premium surround sound, every Avalon occupant enjoys the same optimal listening experience