HD SDI CCTV HD SDI DVR Cobra Alpha HD SDI DVR 14/05/2012 by blogadmin CCTV direct has announced that it is is launching a new range of HD SDI CCTV equipment at IFSEC 2012. The HD-SDI CCTV range is priced to be almost as cheap as analogue CCTV equipment bring HD to many rather than the few. The range will include a world first, an HD SDI PTZ dome […] Read more » Cobra Alpha HD SDI CCTV Cobra Alpha HD SDi DVR