11-12_1__hd_1080p_nkdammp4 -

: Indicates the video resolution is High Definition at 1920x1080 pixels . This is standard for modern cameras and requires compatible hardware like the AMD Video Coding Engine to encode or decode efficiently.

: The file extension for the MPEG-4 Part 14 container, which is a universal format for video and audio playback. Common Sources for This Naming Style 11-12_1__HD_1080p_nkdammp4

: Systems like Hikvision or Dahua often export files with long numeric strings (month-day-sequence) followed by resolution tags. : Indicates the video resolution is High Definition

Are you having trouble or locating its origin ? Is it part of a larger set (e.g., 11-12_2, 11-12_3)? Search the Collections | NARSSA Common Sources for This Naming Style : Systems

: This typically represents a timestamp or index . In many DVR/NVR systems, it refers to November 12th or the 11th and 12th segments of a sequence. The _1 often indicates the first camera channel or the first file part of that time block.