Dahua For You

Reference website https://en.wikipedia.org/wiki/List_of_common_resolutions https://www.digitalcitizen.life/what-screen-resolution-or-aspect-ratio-what-do-720p-1080i-1080p-mean

Reference website: https://www.youtube.com/watch?v=8ATxwkwjJho

reference website: https://shopdelta.eu/power-supply-adapter-pfm320d-en-dahua_l2_p13148.html