Samsung Leadership 8 SM-G9298 was officially announced in August 2017, Device released in August 2017Mobile Network Support and BandSamsung Leadership 8 SM-G9298 have Hybrid Dual Sim, (Nano Sim) Card Slots,Samsung Leadership 8 SM-G9298 support all GSM Based network providers. Samsung Leadership 8 SM-G9298 mobile device support 2G Band Frequency at GSM 900,GSM 1800,GSM 1900 and Hight Speed 3G Network Band at HSDPA 850,HSDPA 1900,HSDPA 2100,Samsung Leadership 8 SM-G9298