Lenovo IdeaTab A3000 was officially announced in February 2013, Device released in May 2013Mobile Network Support and BandLenovo IdeaTab A3000 have Mini-SIM Card Slots,Lenovo IdeaTab A3000 support all GSM Based network providers. Lenovo IdeaTab A3000 mobile device support 2G Band Frequency at and Hight Speed 3G Network Band at HSDPA 900,HSDPA 2100, Optional,comes with network handling support with Network settings and work offline with flight Mode.