Nokia 3.1 C was officially announced in June 2019, Device released in June 2019Mobile Network Support and BandNokia 3.1 C have Nano-SIM Card Slots,Nokia 3.1 C support all GSM Based network providers. Nokia 3.1 C mobile device support 2G Band Frequency at GSM 850,GSM 900,GSM 1800,GSM 1900 and Hight Speed 3G Network Band at HSDPA 900,HSDPA 2100,Nokia 3.1 C also support LTE based 4G Networks Support at Frequency level LTE 700,LTE 2100,LTE 2600,LTE 850,LTE 1700,LTE 1900,