The format is aimed at improving the spatial dimension of soundtracks and enhancing audio definition.
Enabling content creators to mix in a discrete 7.1 format, Dolby Surround 7.1 provides four surround zones to better orchestrate audio channels in a movie theater environment. The four surround zones incorporate the traditional left surround and right surround with new back surround left and back surround right zones.
In total, the Dolby Surround 7.1 format comprises eight channels of audio with a channel layout of left, center, right, low-frequency effects, left surround, right surround, back surround left and back surround right.
Click here to read up on all Dolby 7.1 Surround Sound has to offer.