Term: Dolby Pro Logic II (DPLII; DPLIIx)

An enhanced version of the older Dolby Pro Logic surround system, this format will simulate 5.1-channel playback from a 2-channel stereo source of any kind. The most recent DPLIIx version simulates up to 6.1 or 7.1 channels if one or two back surround speakers are connected.

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