Audio Digital Signal Processing (DSP) Module
WARNING: This page is about a different car, the 2009 Mercury Milan, 2009 Lincoln MKZ, and 2009 Ford Fusion. However, it is still accessible from the selected car via links, so may be relevant.
The DSP module provides theatre quality sound in the vehicle. Audio signals are sent to the DSP module, which processes the audio signals and sends them to the 12 speakers: 4 door speakers, 2 tweeter speakers, 3 front/center speakers, 1 rear/center speaker, and 2 subwoofer speakers.