Karbonn Platinum P9 (2018) was officially announced in September 2018, Device released in September 2018Mobile Network Support and BandKarbonn Platinum P9 (2018) have Dual Card Slots,Karbonn Platinum P9 (2018) support all GSM Based network providers. Karbonn Platinum P9 (2018) mobile device support 2G Band Frequency at GSM 900,GSM 1800 and Hight Speed 3G Network Band at HSDPA 900,HSDPA 2100,Karbonn Platinum P9 (2018) also support LTE based 4G Networks Support at Frequency