Brand new Mini CCD Security Camera, 540TVL, S/N ratio more than 46dB (AGC Off) and sync system by internal synchronization. Depending on the quality of the camera, there may be one or multiple CCDs to collect RGB data. Budget consumer cameras usually only have one CCD to process the RGB signal. Higher end cameras may have three or more, one for each Red, Blue and Green signal. This CCD 540TVL Camera is the perfect solution for people who don't want to install large security cameras that will ruin their home or office decor, but at the same time want to capture crisp and detailed video images. The CCTV Security Camera also features a completely waterproof cast casing with sliding hood to keep rain and snow from blurring the lens. This Infrared Color CCD Camera is suitable for children rooms, garages, home offices and so on. This Weatherproof and Dustproof Color CCD Camera comes fully assembled, pre-wired and pre-focused for easy installation.