The string is a standardized file naming convention used by digital release groups to describe a specific video file.

: This refers to the title of the series. There are two notable TV shows with this name:

: The video resolution, which is 1280x720 pixels, commonly referred to as "Standard High Definition". Source & Technical Specifications

: A Syfy sci-fi series about an FBI agent tracking alien terrorists. $02 : Indicates that this file is from Season 2 .

Below is a breakdown of what each section of this filename represents: