Xiaomi Redmi Note 3 was officially announced in November 2015 , Device released in November 2015 Mobile Network Support and BandXiaomi Redmi Note 3 have Dual Micro SIM Card Slots, Xiaomi Redmi Note 3 support all GSM Based network providers. Xiaomi Redmi Note 3 mobile device support 2G Band Frequency at GSM 900,GSM 1800,GSM 1900 and Hight Speed 3G Network Band at HSDPA 850,HSDPA 900,HSDPA 2100, Xiaomi Redmi Note 3 also support LTE based