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kopo4g手机能用联通卡吗
更新时间： 2020-09-20 00:00:00  

1、只要手机终端支持联通任一制式，即可使用联通卡，联通的2G制式是GSM，3G制式为WCDMA，4G制式为TDD-LTE和FDD-LTE；

2、具体手机支持的制式情况，需联系手机客服或查看手机说明书；

3、联通4G自动向下兼容3G，如所在位置无4G网络时，会自动切换到3G网络；联通3G自动向下兼容2G，如所在位置无3G信号或3G信号不稳时，会自动切换到2G.

关键词： kopo4g 手机 联通

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