HTC One E8 was officially announced in June 2014, Device released in June 2014 HTC One E8 made under One Series.Mobile Network Support and BandHTC One E8 have Dual, (Nano SIM) Card Slots,HTC One E8 support all GSM Based network providers. HTC One E8 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 1700,HSDPA 1900,HSDPA 2100,HTC One E8 also support LTE based 4G Networks Support