How to choose the antenna module of 4g lte gps tra..

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How to choose the antenna module of 4g lte gps tracking device? | #gps tracking

How to choose the antenna module of 4g lte gps tracking device?

There are two types of 4g lte gps tracking device antenna modules: built-in antenna and external antenna. Some friends do not know the difference between the two, and do not know whether different antenna modules will affect the positioning.

How to choose the antenna module of 4g lte gps tracking device?