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Characteristics of interphone
May 28, 2018

1.The walkie talkie is not restricted by the Internet, and the walkie talkie enables users to communicate easily without the network coverage.

2.The intercom provides one to one, one to many ways of calling, one by one, simple operation, and more free communication, especially in the case of emergency and collective work, which are very important.

3.The cost of the call is low.


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