Alcatel One Touch 818 was officially announced in March 2011, Device released in June 2011Mobile Network Support and BandAlcatel One Touch 818 have Mini-SIM Card Slots,Alcatel One Touch 818 support all GSM Based network providers. Alcatel One Touch 818 mobile device support 2G Band Frequency at GSM 850,GSM 900,GSM 1800,GSM 1900 and there is no 3G Network Band Support,comes with network handling support with Network settings and work offline with flight Mode.