Pantech V955 was officially announced in March 2016, Device released in March 2016Mobile Network Support and BandPantech V955 have Dual Micro SIM Card Slots,Pantech V955 support all GSM Based network providers. Pantech V955 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,Pantech V955 also support LTE based 4G Networks Support at Frequency level LTE 2100,LTE 1800,LTE