The "perception2018720pwebdlhinengx264esubk" version sits in a prime middle ground: better quality than WEBRip or HDRip, smaller size than 1080p, and with the invaluable dual audio + subtitle features. For Hindi-speaking audiences or those wanting to watch with family, this release is arguably the best compromise.
The string "perception2018720pwebdlhinengx264esubk" refers to a 720p WEB-DL digital copy of the 2018 film Perception perception2018720pwebdlhinengx264esubk
While the keyword doesn’t explicitly mention the container, the combination of x264 video, multiple audio tracks, and subtitles strongly suggests an MKV (Matroska) container. MKV supports virtually unlimited video, audio, and subtitle streams, as well as chapters and metadata. smaller size than 1080p