High definition digital surveillance cameras are a perfect solution for any HD CCTV needs. HD-SDI cameras are also referred to as HD CCTV cameras, they are capable of capturing surveillance video at 1080p resolution (1920 x 1080px). Our digital surveillance cameras feature the latest HD TVI, AHD or CVI technology and provide high quality image resolution up to 3 megapixel over coax cable. High definition digital surveillance cameras - HD TVI CCTV cameras have been the most popular technology in the U.S. Call one of our sales representative and inquire about our high definition digital cameras.