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The front blue LED button, enables WPS mode.
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Status LEDs
The front LED bar displays
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cellular modem received signal strength.
System LED have alternate modem mode indications, when cellular modem interface is enabled, System LED have have alternate indications:
blinking - connection establishment in progress, modem registered in cellular network, APN is not activated yet
red - established connection in 2G mode
yellow - established connection in 3G mode
blue - established connection in LTE mode
blinking red - SIM card not inserted
Accessories
The package includes the following accessories that come with the device:
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