Xiaomi Mi 9 Explorer Edition was officially announced in February 2019, Device released in February 2019Mobile Network Support and BandXiaomi Mi 9 Explorer Edition have Dual, (Nano Sim) (Dual VoLTE) Card Slots,Xiaomi Mi 9 Explorer Edition support all GSM Based network providers. Xiaomi Mi 9 Explorer Edition mobile device support 2G Band Frequency at GSM 850,GSM 900,GSM 1800,GSM 1900 and Hight Speed 3G Network Band at HSDPA 850,HSDPA 900,HSDPA 1900,HSDPA 2100,Xiaomi