Microsoft Lumia 435 Dual was officially announced in January 2015 , Device released in February 2015 Microsoft Lumia 435 Dual made under Lumia.Mobile Network Support and BandMicrosoft Lumia 435 Dual have Dual Card Slots, Microsoft Lumia 435 Dual support all GSM Based network providers. Microsoft Lumia 435 Dual mobile device support 2G Band Frequency at GSM 900,GSM 1800 and Hight Speed 3G Network Band at HSDPA 2100, comes