Huawei EC122 CDMA2000 wireless data terminal is a CDMA2000 network data terminal device, does not support 5G card. 5G cards refer to SIM cards that support 5G networks, while CDMA2000 is a 2G\/3G network standard that is not compatible with 5G networks. Therefore, if you want to use 5G networks, you need to use devices and SIM cards that support 5G networks. If you need to upgrade your network, you are advised to contact your local telecom operator for network upgrade and device replacement services.
can use
Huawei EC122 wireless network card uses an all-black design, the shell is textured, there is a classical beauty, the size of the product is 83mm*26.6mm*11.5mm, the weight is only 20g.
You can plug it in,
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The method is as follows.
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1. First open the back cover, unplug the back cover of Huawei portable wifi and remove the battery.
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2, then insert the 4G or 5G data mobile phone card you purchased in the bottom card slot.
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3, finally cover the battery and the back cover, press and hold the fuselage side to turn on the power key, wait for the machine to turn green.
It can be used. However, the upgrade conversion program must be imported before use.