The source of the video. This was recorded/ripped from a streaming service (like Hulu or Amazon).
The resolution. This is standard definition (SD), which is lower quality than HD (720p) or Full HD (1080p). ESub: Includes English subtitles. The source of the video
This is the "tag" or watermark for the website where the file originated. The source of the video
The Terror is an AMC original. If you want to watch it legally with much better quality than 480p, you can usually find it on AMC+ , Hulu , or available for purchase on platforms like Apple TV and Amazon Prime Video . The source of the video
The file container format (Matroska Video), which allows for multiple audio and subtitle tracks in one file.