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About product and suppliers:
        Alibaba.com offers 93 1ch hd sdi dvr recorder products. About 12% of these are cctv dvr. 

A wide variety of 1ch hd sdi dvr recorder options are available to you, 

There are 13 1ch hd sdi dvr recorder suppliers, mainly located in Asia. The top supplying country is China (Mainland), which supply 100% of 1ch hd sdi dvr recorder respectively. 

ch hd sdi dvr recorder products are most popular in North America, Eastern Europe, and Western Europe. 

You can ensure product safety by selecting from certified suppliers, including 5 with ISO9001 certification.