Lenovo Tab A7-50 was officially announced in April 2014, Device released in May 2014Mobile Network Support and BandLenovo Tab A7-50 have Micro-SIM Card Slots,Lenovo Tab A7-50 support all GSM Based network providers. Lenovo Tab A7-50 mobile device support 2G Band Frequency at GSM 900,GSM 1800 and Hight Speed 3G Network Band at HSDPA 900,HSDPA 2100,there is no flight mode support. Device Body Design and Display Lenovo Tab A7-50 is a Tablet device and it