Brand: VIVO Network Technology GSM/HSPA/LTE 2G brand GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 3G brand hsdpa 850 / 900 / 2100 4G LTE band 1(2100), 3(1800), 5(850), 7(2600), 8(900), 20(800), 38(2600), 40(2300) - Asia, Russia Speed  HSPA 42.2/5.76 Mbps, LTE Cat4 150/50 Mbps Gprs Yes Edge yes SIM Dual SIM (Nano-SIM, dual stand-by) Type  IPS LCD capacitive touchscreen, 16M colors Size 6.22 inches, 96.6 cm2 (~83.0% screen-to-body ratio) Resolution 720 x 1520 pixels, 19:9 ratio (~270 ppi density) Protection  Corning Gorilla Glass (unspecified version) - Funtouch OS 4.0 Opertang software Android 8.1 (Oreo) Chipset meduatek Mediatek MT6761 Helio A22 (12 nm) Warranty: 1 Year