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About product and suppliers:
        Alibaba.com offers 201 school intercom systems products. About 18% of these are video door phone, 11% are pbx, and 9% are professional audio, video & lighting. 

A wide variety of school intercom systems options are available to you, such as passive, handheld, and digital camera. You can also choose from home theatre, computer. As well as from free samples. 

There are 194 school intercom systems suppliers, mainly located in Asia. The top supplying countries are China (Mainland), South Africa, and India, which supply 98%, 1%, and 1% of school intercom systems respectively. 

School intercom systems products are most popular in Western Europe, Domestic Market, and North America. 

You can ensure product safety by selecting from certified suppliers, including 131 with ISO9001, 58 with Other, and 17 with ISO14001 certification.
        
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