: This refers to the color depth. Most standard videos are 8-bit; 10-bit allows for billions more colors, which eliminates "banding" in shadows and gradients, making the image look much smoother.
: This is the "tag" for the release group or individual who encoded and uploaded the file (in this case, PSA or a similar high-efficiency encoder). Andor.S01E11.720p.10bit.WEBRip.2CH.x265.HEVC-PS...
This is a high-efficiency, space-saving HD copy of the episode. It will look great on tablets or laptops due to the 10-bit color, though the audio is limited to basic stereo. : This refers to the color depth
: The title of the show, the season (01), and the specific episode (11, titled "Daughter of Ferrix"). This is a high-efficiency, space-saving HD copy of
: This indicates the source. The file was captured/recorded from a streaming service (like Disney+) rather than being "decrypted" directly (which would be a WEB-DL). Audio & Group