CCTV is installed in studio:

for security. Preview true light CCTV
Quality: All Windows, e.g. Win 10: ~10 records per second per cam (large hard disk) to low requirement: ~1-2 seconds per record (small hard disk).

Tackle IT problem. Advanced connection besides using Teamviewer. Stable: Desktop remote desktop (high quality movie) / Apps remote desktop (movie quality) / Desktop remote apps (image quality).

Apps operate newest program and database ver.: PHP 8 program server & Chinese database.

Apps accounts can validate and verify by user email.

Apps operate https: get user location in mobile.

Apps tested: icon / cartoon animation in app page.

Apps can operate on Android 11 and newer.