① : \"DS-2\" -- HIKVISION front-end product \"iDS-2\" -- HIKVISION front-end intelligent analysis product
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② : \"C\" - color camera
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③ : \"D\" - network
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(4) : \"7\" - the hemisphere \"8\" - the bolt \"71\
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⑤ : \"3\" -- VGA (640×480) \"5\" -- 2 or 3 million pixels CMOS \"6\" -- 1.3 million pixels \"7\" -- 2 million pixels \"8\" -- 5 million pixels \"9\" -- 4CIF (704×576)
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⑥ : This bit represents the sensor type, camera algebra, and extended information
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⑦ : \"P\" -- PAL system \"N\" -- NTSC system \"B\" -- BNC output
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⑧ : \"F\" - support SD\/SDHC \"WD\" - support wide dynamic
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⑨ : \"- IR1\" - infrared distance: 10-20 meters - IR3 - infrared distance: 30 to 40 m \"- IR5\" - infrared distance: 50-60 m - E - support PoE power supply \"-w\" - support wifi - PT - bringing haeundae \"-i\" - support infrared \"-H\" -- with heating module \"-Z\" -- using electric lens \"-P\" -- using fisheye lens
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\"-S\" -- Use engineering cables (used in barrel machines and outdoor hemispheres), the default power supply and network cable, -S is to support RS485, audio, alarm input and output integration cable
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‘DS-' This beginning refers to Hikvision's device DS-2. It stands for IPC 'DS'. IPC 'DS-2'; IPC for different shapes and then the next digit for millions of pixels, and then the letters for different features, such as WD for wide dynamics.