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About product and suppliers:
        704 dvr board products are offered for sale by suppliers on Alibaba.com, of which other pcb & pcba accounts for 12%, cctv dvr accounts for 12%, and pcba accounts for 4%. 

A wide variety of dvr board options are available to you, 

There are 704 suppliers who sells dvr board on Alibaba.com, mainly located in Asia. The top countries of suppliers are China, Hong Kong S.A.R., and Taiwan, China, from which the percentage of dvr board supply is 84%, 14%, and 1% respectively.