UMIDIGI A3 Space Phablet phone - 5.5 Inch Display, Android 8.1, 2GB RAM, 16GB ROM, MTK6739 Quad Core, 3300mAh Battery - GoldKey Features...MT6739 Quad-core High-performance ProcessorPowered by a 1.5GHZ Quad-core A53 64-bit processor,UMIDIGI A3 is able to handle your daily tasks with ease, itoffers a power boost compared to previous generation,while reducing power consumption.Stock Android 8.1 Out ..