This refers to the resolution (1280x720 pixels), which is Standard High Definition.
For a deeper dive into the lore of the series based on Lee Child's "Killing Floor," you can visit the official Lee Child website to see how the show adapts the source material. Reacher.S01E03.720p.WEB-HD.x264.350MB-HDHub4u.mkv
While the specific filename you mentioned——points toward the third episode of the first season of the Amazon Prime Video series Reacher , the safest and best quality way to experience the show is through official streaming platforms. This refers to the resolution (1280x720 pixels), which