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About product and suppliers:
        Alibaba.com offers 7,583 4ch nvr kit products. About 47% of these are cctv camera, 45% are cctv system, and 6% are cctv dvr. 

A wide variety of 4ch nvr kit options are available to you, such as waterproof / weatherproof, vandal-proof. You can also choose from cmos, ccd. As well as from ip camera, digital camera, and analog camera. And whether 4ch nvr kit is bullet camera, dome camera, or box camera. 

There are 7,606 4ch nvr kit suppliers, mainly located in Asia. The top supplying countries are China (Mainland), Hong Kong, and South Korea, which supply 99%, 1%, and 1% of 4ch nvr kit respectively. 

ch nvr kit products are most popular in North America, Western Europe, and Southeast Asia. 

You can ensure product safety by selecting from certified suppliers, including 806 with ISO9001, 543 with Other, and 63 with ISO14001 certification.