: This is the audio format. Audio Codec 3 (AC3) , also known as Dolby Digital, provides six discrete channels of sound (Left, Right, Center, two Surrounds, and a Subwoofer) for a true home theater experience.

It looks like you’ve stumbled upon a typical metadata string for a digital movie release, likely for the 2014 film ( Noé in Spanish). These strings act as a shorthand "ID" for file quality and technical specs. Technical Breakdown

: This refers to the Darren Aronofsky-directed epic starring Russell Crowe.

While physical discs are region-locked (e.g., Region B for Europe), digital "rips" bypass these restrictions, making them a common way for international audiences to access high-definition content with specific language tracks.