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About product and suppliers:
        Alibaba.com offers 835 4ch digital video recorder products. About 69% of these are cctv dvr, 13% are car black box, and 10% are cctv camera. 

A wide variety of 4ch digital video recorder options are available to you, such as ip camera, digital camera, and analog camera. You can also choose from infrared, pinhole, and network. As well as from cmos, ccd. And whether 4ch digital video recorder is ce, fcc, or rohs. 

There are 849 4ch digital video recorder suppliers, mainly located in Asia. The top supplying countries are China (Mainland), United Kingdom, and Taiwan, which supply 98%, 1%, and 1% of 4ch digital video recorder respectively. 

ch digital video recorder products are most popular in North America, Western Europe, and South America. 

You can ensure product safety by selecting from certified suppliers, including 303 with ISO9001, 147 with Other, and 9 with ISO14001 certification.
        
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