CCTV or close circuit TV is extensively used in domestic, commercial establishment, Government organizations and on streets as well.
And these CCTV cameras are playing a significant role in reviewing activities, collecting evidence, and bringing about bringing about transparency in activities.

The AHD CCTV as the very name defines is a high definition CCTV surveillance that transmits HD quality video from security cameras to DVR.
The CCTV cameras also called as surveillance cameras work as a deterrence against illegal activities and improves the safety and security for all.