Mobile Network Support and BandZTE Nubia Z60 Ultra 5G have Dual Nano-SIM Card Slots,ZTE Nubia Z60 Ultra 5G support dual mode based on GSM/CDMA based network providers. ZTE Nubia Z60 Ultra 5G mobile device support GSM 2G Band Frequency at GSM: 850/900/1800/1900, ZTE Nubia Z60 Ultra 5G mobile device support CDMA 2G Band Frequency atand Hight Speed 3G Network Band at HSDPA 850,HSDPA 900,HSDPA 1900,HSDPA 2100,HSDPA 1700(AWS),ZTE Nubia Z60 Ultra 5G also support LTE based 4G