The name of the specific group or site that "ripped" and uploaded the file.
That specific file name looks like a copy of the 2018 Netflix film from a third-party file-sharing or "piracy" site. 1080p: High-definition resolution (1920 x 1080 pixels).
The compression codec used to make the file size manageable while keeping quality high.
6-channel audio, meaning it supports 5.1 surround sound. ESubs: It includes English subtitles.
The "Matroska" container format, which allows for multiple audio and subtitle tracks in one file.
Since Bird Box is a Netflix Original, it is officially available to stream and download for offline viewing directly through the Netflix app . Downloading it from external sites can be risky, as those files often contain malware or adware that can harm your device. mkv files?
The source of the video was a streaming service (like Netflix).