Lava Spark Nex1 was officially announced in June 2015, Device released in June 2015Mobile Network Support and BandLava Spark Nex1 have Dual Card Slots,Lava Spark Nex1 support all GSM Based network providers. Lava Spark Nex1 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 Lava