Guava F500 OS: Android 8.1 Oreo; CPU: Cortex-A53; CPU frequency: 1300.0 MHz (4-core); Chipset: Mediatek MT6739; GPU: PowerVR GE8100; GPU frequency: 570.0 MHz; RAM Memory: 1 GB; Display: LCD Color (16M), 720x1280 px (5.0") 294ppi; Touch screen: yes; Built-in mem...