Lenovo P90 Pro was officially announced in February 2016, Device released in February 2016Mobile Network Support and BandLenovo P90 Pro have Micro-SIM Card Slots,Lenovo P90 Pro support all GSM Based network providers. Lenovo P90 Pro mobile device support 2G Band Frequency at GSM 850,GSM 900,GSM 1800,GSM 1900 and Hight Speed 3G Network Band at HSDPA 850,HSDPA 900,HSDPA 1900,HSDPA 2100,Lenovo P90 Pro also support LTE based 4G Networks Support at Frequency level LTE 2100,LTE