CCTV camera stands for closed-circuit television camera. There are many types of CCTV cameras including analogue video cameras, digital video cameras, network cameras and digital still cameras. CCTV products are categorized into same type of products and items e.g. CCTV accessories, CCTV camera, CCTV camera housing, CCTV DVR, CCTV lens, CCTV monitor, CCTV system, DVR card and other surveillance products. CCTV cameras are generally mounted as security cameras. There are many types of security cameras such as bullet security cameras, dome security cameras, dummy security cameras, hidden spy cameras, infrared illuminators, infrared security cameras, IP security cameras, license plate capture, megapixel IP cameras, pro security cameras, PTZ security cameras and varifocal security cameras. CCTV cameras and other security devices and equipments are operated by following different security camera systems such as surveillance DVRs, IP camera systems, iPhone surveillance systems, NUUO surveillance systems and Alnet surveillance systems etc. CCTV cameras are composed of various parts and components that are: Camera package (including camera body, lens, mounting bracket, AC adapter, cable), combiners (including quad splitter, video switcher and multiplexer), monitors (including single monitor, quad splitter built-in observation monitor, sequential switcher built-in observation monitor), video recorders (including time lapse VCR, DVR-digital video recorder), web cameras (including web camera server, DVR web camera server, PTZ speed dome), many other equipments and accessories (including outdoor housing case with mounting bracket, pan or tilt, motion sensor, , time & date generator, IR illuminator and video capture card).
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