fly F40 Plus was officially announced in August 2013, Device released in August 2013Mobile Network Support and Bandfly F40 Plus have Dual Card Slots,fly F40 Plus support all GSM Based network providers. fly F40 Plus 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 fly F40 Plus