If this is a file you have encountered locally, it likely follows these standard technical specifications:
: An MP4 container (MPEG-4 Part 14) based on the Apple QuickTime format. ARM-989.mp4
There is no public record of a specific viral or widely documented video file named "ARM-989.mp4." The name appears to be a generic alphanumeric string often used for automated recordings (such as from security cameras) or specific internal technical assets. If this is a file you have encountered
The combination of "ARM" and "989" is most frequently cited in the tech industry in relation to two flagship hardware releases from 2022–2023: ARM Cortex-X3 : It likely uses the H
However, the components of the filename strongly suggest it is related to and Sony sensor hardware developments: Technical Context of Name Components
: Internally composed of data structures called "atoms" or "boxes," starting with an ftyp atom to identify compatibility.
: It likely uses the H.264/AVC codec , which is the dominant standard for online streaming and mobile recording.