This indicates the subtitles are timed for a high-definition video source with a 1280x720 resolution.
These are usually found in .srt (SubRip) or .ass formats. Viewing Notes subtitle I.Saw.the.Devil.2010.720p.BluRay.x264....
After his fiancée is brutally murdered by a psychopathic serial killer, a secret agent (Lee Byung-hun) becomes obsessed with revenge. Rather than simply killing the murderer, he captures and releases him repeatedly in a sadistic game of "cat and mouse" that pushes both men into darkness. Technical Breakdown This indicates the subtitles are timed for a
Watching this with subtitles is highly recommended over the dubbed version to capture the intense, award-winning performances of the lead actors. award-winning performances of the lead actors.