Refers to 6-channel audio , commonly known as 5.1 surround sound.

The filename refers to a high-definition digital copy of the 2022 horror film Pearl , directed by Ti West and starring Mia Goth. File Breakdown

The source of the file. This was captured/ripped from a streaming service (like A24's digital shop or Apple TV) rather than a physical Blu-ray.

Indicates the color depth . 10-bit allows for over a billion colors, reducing "banding" in gradients compared to standard 8-bit files.

The video codec used. High Efficiency Video Coding (HEVC) allows for high quality at smaller file sizes than the older x264 standard.