D-Link Analog High Definition CCTV cameras provide good resolution images , video over coaxial cable. Specially designed for analog users who want a high-definition surveillance system, allowing users to enjoy HD without upgrading to IP or even replacing their existing cabling structures. Providing impressive image quality, the camera offers incredibly durable products with features such IR , Wide Dynamic Range (dWDR), 2DNR and Support. AHD/TVI/CVI/CVBS Output.