Xiaomi Mi Note Pro was officially announced in January 2015, Device released in May 2015Mobile Network Support and BandXiaomi Mi Note Pro have Dual, (Micro Sim + Nano Sim) Card Slots,Xiaomi Mi Note Pro support all GSM Based network providers. Xiaomi Mi Note Pro mobile device support 2G Band Frequency at GSM 900,GSM 1800,GSM 1900 and Hight Speed 3G Network Band at HSDPA 2100,Xiaomi Mi Note Pro also support LTE based 4G Networks Support at Frequency level LTE 2600,