What is AHD Camera?
What is AHD Cameras? AHD camera also known Analog High Definition Camera, was developed to close the gap between analog systems and new HD systems. AHD camera can use exist analogue cameras cables in the project, usually with BNC connector/AV connectors/4PIn aviation M12 connectors. User can directly change the DVR and camera, the expensive cable-engineering can be ignored and work again. So users can save lots of cost and time to replace their old analogue cameras, usually [...]