ZTE Blade A3 (2019) was officially announced in April 2019 , Device released in May 2019 Mobile Network Support and BandZTE Blade A3 (2019) have Dual, (Nano Sim) Card Slots, ZTE Blade A3 (2019) support all GSM Based network providers. ZTE Blade A3 (2019) 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 2100, ZTE Blade A3 (2019) also support LTE