Yes, the portable router BL-720G is very convenient, can meet you can be used as a charging bank, can also be used as a router. You can directly connect the network cable can also plug in the 3G network card oh, anytime, anywhere WiFi.
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No portable WIFI can be directly plugged into the power supply to use. Because the portable WIFI is actually just a wireless network card, a WIFI hotspot is established through the wireless network card, allowing other devices to transfer to the Internet through the network of the device where the portable WIFI is located.
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Plug in the power to use the wireless signal and can access the Internet, should be similar to the wireless router on the network card, that is, the wireless router uses the SIM to access the Internet, while providing WIFI signals for other devices to use.
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