Intex Grand 604 was officially announced in December 2014, Device released in December 2014Mobile Network Support and BandIntex Grand 604 have Dual Card Slots,Intex Grand 604 support all GSM Based network providers. Intex Grand 604 mobile device support 2G Band Frequency at GSM 900,GSM 1800 and there is no 3G Network Band Support,comes with network handling support with Network settings and work offline with flight Mode. Device Body Design and Display