This high-quality video surveillance camera with day & night vision from OYN-X is ideal for home and business security. This range is a high quality but competitively priced offering for those who do not wish to compromise on their high definition multi-channel security solutions.This high-quality video surveillance camera with day & night vision from OYN-X is ideal for home and business security. A Vari-Focal lens is usually more expensive, but it allows you to adjust the aperture on the fly. This leaves less room for error and would also allow you to make changes to the view at a later date. Why AHD? The AHD CCTV camera is an analogue high-definition closed-circuit television video surveillance standard that uses coax cable to transmit HD video from security cameras to DVRs. AHD supports 720p and 1080p HD video resolutions AHD provides hi-resolution picture quality without having to put in or change existing cabling infrastructure and provides cutting edge features wh