BLU Grand 5.5 HD was officially announced in June 2016, Device released in July 2016Mobile Network Support and BandBLU Grand 5.5 HD have Dual Card Slots,BLU Grand 5.5 HD support all GSM Based network providers. BLU Grand 5.5 HD 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 1700,HSDPA 1900,HSDPA 2100,comes with network handling support with Network settings and work offline with flight