10-bit SDR (Standard Dynamic Range). Note that while many 4K releases are HDR, this specific version is tagged as SDR.
In the context of scene releases, a "PROPER" usually indicates a fix for a previous release that had technical issues. However, if you are looking for technical specs to ensure you have the right version, here is what that specific file signature entails: Technical Specifications 2160p (4K UHD) Violent.Night.2022.2160p.WEB-DL.x265.10bit.SDR....
Approximately 1 hour and 52 minutes, according to Amazon . Where to find associated "pieces" 10-bit SDR (Standard Dynamic Range)
x265 (HEVC), which is standard for 4K content to maintain high quality at smaller file sizes. Violent.Night.2022.2160p.WEB-DL.x265.10bit.SDR....
WEB-DL (lossless rip from a streaming service like Amazon or Apple TV)