CCTV Video Resolution Comparison - CIF, D1, WD1, 720p & 1080p using HD-TVI

Capture HD quality images by upgrading your CCTV system to the most versatile Tribrid system available on the market. The Alliance DVR available at the link below allows you to upgrade your existing system to full 1080p HD-TVI images, without the need to replace all your analogue cameras. This DVR supports HD-TVI, Analogue, and up to 2 IP cameras (1 x IP on 4 Channel). HD-TVI is far superior to older HD-SDI systems with video transmission up to 500 meters. Please set quality to