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... here is the electronic map?
Simple is just for positioning, so that when the accident occurs, search and rescue?
The problem is that there are no cell phone signals around for hundreds of miles. How do you notify others of their location?
Want to have a fart for the gps module?
If there is a satellite phone, the satellite phone can be positioned by itself, why bother with the gps module?
Not to mention that this Bluetooth gps module can only be connected to a c ...
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