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About product and suppliers:
        Alibaba.com offers 4,592 4ch dvr kit products. About 42% of these are cctv camera, 40% are cctv system, and 15% are cctv dvr. 

A wide variety of 4ch dvr kit options are available to you, such as infrared, network. You can also choose from dome camera, bullet camera, and box camera. As well as from analog camera, ip camera, and digital camera. And whether 4ch dvr kit is paid samples, or free samples. 

There are 4,627 4ch dvr kit suppliers, mainly located in Asia. The top supplying countries are China (Mainland), Hong Kong, and United States, which supply 99%, 1%, and 1% of 4ch dvr kit respectively. 

ch dvr kit products are most popular in North America, Western Europe, and Mid East. 

You can ensure product safety by selecting from certified suppliers, including 638 with ISO9001, 394 with Other, and 29 with ISO14001 certification.