Mobile Network Support and BandHuawei Nova 7 SE 5G Youth have Dual Nano-SIM Card Slots,Huawei Nova 7 SE 5G Youth support dual mode based on GSM/CDMA based network providers. Huawei Nova 7 SE 5G Youth mobile device support GSM 2G Band Frequency at GSM: 850/900/1800/1900, Huawei Nova 7 SE 5G Youth mobile device support CDMA 2G Band Frequency atand Hight Speed 3G Network Band at WCDMA bands 1/2/4/5/6/8/19,Huawei Nova 7 SE 5G Youth also support LTE based 4G Networks Support