DVR is abbreviation of Digital Video Recorders. Digital image data is compressed and stored in Hard Drive.There are several types of DVR- PC based DVR, Industrial Computer Based DVR, Networked DVR, IP Based Camera and web server.
CCTV cameras are the image capture device in a CCTV security system.
CCTV cameras are the image capture device in a CCTV security system. |
3 in 1 monitor lightning arrester(power and control), a Kind of SPD, designed for camera power, video, control line from lightning electromagnetic pulse, induced over-voltage, operating over -voltage. Features of 3 In 1 SPD For CCTV M10-12 D12BM D12Y2 Multi. Protection ...
2 in 1 monitor cctv lightning surge protectors (power and network/ power and video/ power and control), is designed for a digital camera to protect the camera power and data line/power line/video line from the impulse of lightning electromagnetic pulse, induced over-voltage, ...
Main Features of 1080P Mobile DVR with 4G GPS WIFI Supports 4CH 1080P recording resolution, AHD/TVI/CVI /CVBS Hybrid mode supported Supports Hard disk for the main recording, Supports SD card for mirror recording; Supports real-time remote viewing through 4G/3G/WIFI(optional) ...
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