LG X Screen was officially announced in February 2016, Device released in March 2016Mobile Network Support and BandLG X Screen have Dual Card Slots,LG X Screen support all GSM Based network providers. LG X Screen 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,LG X Screen also support LTE based 4G Networks Support at Frequency level LTE 2100,LTE 800,LTE 1800,LTE 2600,LTE 1700,LTE 900,LTE